Ebola Disease
Avicena tracks the 2026 Bundibugyo ebolavirus epidemic in Central Africa, restating the confirmed cases, deaths and key events reported by the DRC's INSP and WHO. Select a region to see its overview, figures, map and key events.

Global
The DRC declared a Bundibugyo ebolavirus outbreak on 15 May 2026; WHO determined it a Public Health Emergency of International Concern on 16 May. The DRC reports 9,552 confirmed cases and 4,602 deaths as at 18 October in eight provinces. WHO calls it the largest Ebola outbreak in the DRC's history, the largest caused by Bundibugyo virus and the second largest after West Africa in 2013. The licensed vaccine and antibody treatments target Zaire ebolavirus; the response relies on isolation, contact tracing and supportive care. Health workers have received Ervebo since 27 August; WHO says its protection against Bundibugyo virus is unknown. Kenya reports nine cases and Nigeria one imported case.
- Key Facts
- The licensed vaccine Ervebo and the antibody treatments Inmazeb and Ebanga are approved for Zaire ebolavirus alone.
- Bundibugyo virus caused two recorded outbreaks before 2026, in 2007 and 2012.
- Vaccination of health workers with Ervebo began on 27 August, and WHO says its protection against Bundibugyo virus is not known.
- WHO's update of 10 September counts 6,778 cases worldwide, all but 21 of them in the DRC.
- Two vaccines designed against Bundibugyo virus are in Phase 1 trials, and neither is available for use in this outbreak.
- Since 1976 there have been roughly 45 recorded Ebola outbreaks, with about 37,900 cases and 16,600 deaths.
- The largest recorded outbreak is West Africa 2013 to 2016, with 28,652 cases and 11,325 deaths.
- Six cases have been exported from the outbreak zone since May, the latest a woman confirmed in Abuja, Nigeria, on 20 October.
- Kenya has confirmed nine cases in one cluster: a man who travelled from the DRC and died in Nairobi on 5 October, and eight contacts confirmed from 14 to 20 October. Uganda's outbreak was declared over on 28 July.
- WHO reports that of 76 Ebola alerts investigated across 23 countries since May, 70 were ruled out.
By the Numbers
DR Congo
INSP situation report 157 records 9,552 confirmed cases and 4,602 deaths as at 18 October 2026, across 66 health zones in eight provinces. WHO calls it the largest Ebola outbreak in the country's history. Reports 156 and 157 add 137 cases and 66 deaths over two days. INSP recorded 97 cases on 18 October, the most in one day since 9 September. North Kivu reported 48 of them and Ituri 42. Contact follow-up was 76.9 percent on 18 October against a 95 percent target. North Kivu had vaccinated 322 frontline workers with Ervebo at Beni by 18 October.
- Key Facts
- The DRC reports 9,552 confirmed cases and 4,602 deaths as at 18 October 2026, a case fatality ratio of 48.2 percent.
- Confirmed cases passed 9,000 on 11 October, and deaths passed 4,000 on 30 September.
- 66 of 178 health zones are affected across eight provinces; the total rose from 167 with Nord-Ubangi's eleven zones.
- Nord-Ubangi became the eighth province on 16 October, with two confirmed cases, one fatal, in the Wapinda health zone.
- INSP recorded 97 cases on 18 October, the most in one day since 9 September: North Kivu 48, Ituri 42 and Haut-Uele 7.
- Beni reported 18 cases on 18 October, 13 of them community deaths, and Vuhovi reported 15.
- North Kivu's treatment beds were 87.6 percent occupied on 18 October, and 91 patients were cared for outside treatment centres.
- Contact follow-up was 76.9 percent on 18 October against a 95 percent target, and 26.0 percent in Bunia.
- North Kivu had vaccinated 322 frontline workers with Ervebo at Beni by 18 October; Ituri had vaccinated 1,260 and Haut-Uele 589 by 17 October.
- WHO counts 245 health worker infections and 47 health worker deaths as at 4 October.
By the Numbers
Kenya
Kenya confirmed its first Ebola case on 6 October 2026. The patient, a Kenyan man, travelled from the DRC by road to Kampala, flew to Nairobi on 3 October and died there on 5 October. WHO presumes he was infected in the DRC. The Ministry of Health has since confirmed eight more cases, to 9 cases and 1 death as at 20 October. They are relatives of the first patient and health workers who treated him, and were in quarantine when they fell ill. The ministry says all nine cases belong to one cluster and there is no evidence of transmission outside it.
- Key Facts
- Kenya confirmed its first case on 6 October 2026; the patient had died in Nairobi on 5 October.
- He travelled from the DRC by road to Kampala and flew to Nairobi on 3 October.
- WHO presumes he was infected in the DRC, in a health facility or the community.
- Two relatives who fell ill in quarantine were confirmed on 14 and 16 October.
- On 17 October the ministry confirmed four more: a male relative and three health workers who treated the first patient on 3 and 4 October.
- An eighth case, a 49-year-old man, was confirmed on 18 October, and a ninth, a 24-year-old relative, on 20 October.
- The Ministry of Health says all nine cases belong to one cluster and there is no evidence of transmission outside it.
- On 20 October, 134 of 135 contacts were in quarantine; the first are due to leave quarantine from 25 October.
- On 12 October Kenya declared Bundibugyo virus disease a formidable epidemic disease under the Public Health Act.
- Somalia has quarantined a citizen who travelled with the first patient; he has not tested positive.
By the Numbers
Uganda
Uganda's Ministry of Health declared an outbreak on 15 May 2026, after cases linked to the DRC epidemic were confirmed, and declared it over on 28 July with 20 confirmed cases, 18 recoveries and 2 deaths. No community transmission was documented, and cases were confined to the Kampala metropolitan area. Containment relied on surveillance, rapid laboratory testing, genome sequencing and digital contact tracing, with every contact monitored for 21 days. No vaccine or specific treatment for Bundibugyo virus was available in Uganda, as in the DRC. On 27 July, the day before Uganda's declaration, the DRC's count stood at 3,360 cases.
- Key Facts
- Uganda's Ministry of Health declared the outbreak over on 28 July 2026, after 42 days with no new confirmed case.
- The last confirmed case was reported on 21 June 2026.
- Cases were confined to the Kampala metropolitan area.
- The outbreak was contained without a licensed vaccine or therapeutic for Bundibugyo virus.
- Uganda has ended four Ebola outbreaks since 2022, three of them caused by Sudan virus.
By the Numbers
Neighbouring countries
WHO rates the risk high for the nine countries that share a land border with the DRC, and low elsewhere. Uganda is the one land neighbour with cases in this epidemic: 20, in an outbreak declared over on 28 July. On 6 October Kenya, which does not border the DRC, confirmed an imported case. The man travelled by road to Kampala, flew to Nairobi and died there on 5 October. Kenya has since confirmed eight more cases among his relatives and carers, to nine as at 20 October. The ministry says all nine belong to one cluster. Most countries listed here screen travellers but publish no running count of alerts or tests.
- Key Facts
- Kenya: nine cases and one death in one cluster, three of them health workers; 134 of 135 contacts were in quarantine on 20 October.
- Uganda: 20 cases and 2 deaths, declared over on 28 July by its health ministry and on 27 August by WHO; on 20 October it reported no active cases.
- South Sudan: no case; 13 alerts at entry points in the week to 27 September were all ruled out, and Dungu, the DRC health zone on its border, has had cases since September.
- Central African Republic: no case; a mobile laboratory is deployed at Obo, and on 16 October the DRC confirmed cases in Nord-Ubangi, a province on its border.
- Rwanda: no case; since 22 May it has refused entry to foreign nationals who were in the DRC in the previous 30 days, against WHO's advice on travel restrictions.
- Burundi: no case; one alert in the week to 27 September tested negative, and the country has one treatment centre, at Mudubugu.
- Republic of the Congo: no case; travellers are screened at the Brazzaville river port and Maya-Maya airport.
- Tanzania: no case; 64 alerts had been investigated and 11 tested, all negative, by 19 June, the latest national figure.
- Zambia: no case; two suspected cases tested negative in May, and no later figure has been published.
- Angola: no case; a national contingency plan was approved on 11 June, and no screening or testing figures have been published.
By the Numbers
Key Events 38 entries
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- 20 Aug 2026INSP resumes publishing its situation report series after an outage and puts the epidemic at 5,375 confirmed cases and 2,557 deaths, a rise of 85 cases and 41 deaths in a day.INSPCOD
- 18 Aug 2026At the second Emergency Committee meeting the WHO Director-General calls this the second largest Ebola outbreak recorded and the fastest moving, far from under control. Two Bundibugyo-specific vaccines have entered human trials for the first time and the PARTNERS treatment trial has enrolled 100 patients.WHOCOD
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- 15 May 2026DRC Ministry of Public HealthIturi
Key Events 11 entries
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- 28 Jul 2026Uganda Ministry of HealthUganda
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Key Events 13 entries
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- 22 May 2026Rwanda Ministry of HealthRwanda
Every Affected Country
Every country with a recorded human Ebola case since 1976, including imported cases and laboratory exposures, grouped by region. Entries for the 2026 epidemic are updated with each report; historical entries are settled.
Africa 14 countries
9,552 confirmed cases and 4,602 deaths in the 2026 Bundibugyo epidemic as at 18 October, a case fatality ratio of 48.2 percent, across eight provinces. The DRC has recorded 17 outbreaks since the virus was identified at Yambuku in 1976, more than any other country.
Where Ituri; North Kivu; Yambuku; Kikwit; Bulape
20 confirmed cases and 2 deaths in 2026, contained in 74 days with no community transmission. Earlier outbreaks include Gulu in 2000, with 425 cases, and three Sudan virus outbreaks since 2022.
Where Kampala; Mubende; Bundibugyo; Gulu
Nine confirmed cases and one death in 2026. The first, confirmed 6 October, was a Kenyan man who travelled from the DRC by road to Kampala, flew to Nairobi on 3 October and died there. Eight contacts, relatives and health workers who fell ill in quarantine, were confirmed from 14 to 20 October. Kenya had not recorded an Ebola case before.
Where Nairobi
The 1976 Nzara outbreak (284 cases, 151 deaths) was one of the two simultaneous outbreaks that first identified Ebola; recurrences in 1979 and 2004
Where Nzara; Maridi; Yambio
Index country of the 2013 to 2016 West Africa epidemic, the largest on record; a 2021 resurgence was traced to a survivor still shedding virus about five years later
Where Gueckedou; N'Zerekore
One of the three worst-affected countries in the West Africa epidemic
Where Monrovia; Lofa
One of the three worst-affected countries in the West Africa epidemic; Bombali virus, a sixth Ebola species with no known human cases, was found in bats here in 2018
Where Kenema; Freetown
Three outbreaks between 1994 and 1997, several traced to contact with infected primates
Where Mayibout; Booue; Makokou
Outbreaks in 2001 to 2003 and 2005, linked to the Gabon border region
Where Mbomo; Kelle; Etoumbi
One case, a scientist infected during a chimpanzee necropsy in Tai National Park; the only recorded human Tai Forest virus infection, and the patient survived
Where Tai National Park
One imported case confirmed in Abuja on 20 October 2026, a woman with recent travel to Uganda, with 44 contacts monitored. In 2014, 20 cases followed a single infected traveller's arrival in Lagos; that outbreak was contained within three months and is widely cited as a model response
Where Abuja; Lagos; Port Harcourt
8 cases imported during the West Africa epidemic
Where Bamako; Kayes
1 imported case, no onward transmission
Where Dakar
1 case, a nurse infected while treating a patient evacuated from Gabon
Where Johannesburg
Europe 7 countries
2 humanitarian workers medically evacuated from DR Congo and treated in Berlin; both recovered. Also the site of the original 1967 Marburg outbreak, a related filovirus
Where Berlin; Marburg
1 doctor infected on a humanitarian mission in DR Congo, confirmed 24 Jun 2026 and discharged 4 Jul
Where Paris
1 MSF doctor infected on the DRC response, positive on 29 Sep 2026 and evacuated to Leiden on 1 Oct for treatment
Where Leiden
1 secondary infection in a nurse who treated a repatriated missionary, the first Ebola transmission recorded outside Africa
Where Madrid
1 laboratory infection from a needlestick in 1976; imported cases in returning healthcare workers during the West Africa epidemic
Where London; Glasgow
1 imported case in a returning healthcare worker; also a 1992 Reston virus event in imported monkeys, which caused no human illness
Where Rome; Siena
2 fatal laboratory infections, in 1996 and 2004, both from needlestick injuries
Where Sergiev Posad; Koltsovo
North America 1 country
4 imported or locally transmitted cases during the West Africa epidemic, including 2 nurses infected in Dallas; separately, Reston virus events in imported monkeys from 1989, which caused seroconversion but no illness
Where Dallas; Reston; New York
Southeast Asia 1 country
Repeated Reston virus events in monkey export facilities and pig farms; workers seroconverted but none became ill. Reston is the only Ebola species not known to cause human disease
Where Manila; Laguna
Source: DRC INSP daily situation reports, WHO AFRO, WHO Disease Outbreak News, ECDC. Updated daily, following the DRC INSP situation report. Other trackers: H5N1 Bird Flu.