CVE-2026-84473 json
Authentication Bypass / Missing Brute-Force Protection in remote.php/webdav/ in ownCloud ownCloud server 10.16.3 allows an unauthenticated…
published 5d ago modified yesterday also EUVD-2026-118402
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
Authentication Bypass / Missing Brute-Force Protection in remote.php/webdav/ in ownCloud ownCloud server 10.16.3 allows an unauthenticated remote attacker to perform unlimited online password guessing against WebDAV accounts via repeated HTTP Basic Authentication requests to the WebDAV endpoint.
Patch / fix
- Kiteworks ownCloud 11.1.0
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- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- yesterday
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
- Kiteworks ownCloud
Classification
References
Sources
- CVE List CVE-2026-84473
- NVD CVE-2026-84473
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