MEDIUMCVSS v3.1 6.5Vulnerability
CVE-2026-116821
YesWiki before 4.7.0 contains a read-ACL bypass in AclService::updateRequestWithACL, which interpolates usernames into SQL LIKE patterns without escaping the _ and % wildcards. Self-registered attackers can use usernames such as ___ or %%% that over-match ACL tokens, reading pages and Bazar entries restricted to other users or groups via the public Bazar listing API.
Properties
- Severity
- MEDIUM
- Nvd fetched at
- 2026-10-27T03:23:14.679434+00:00
- Cvss severity
- MEDIUM
- Cvss score
- 6.5
- Retrieved at
- 2026-10-27T03:24:29+00:00
- Score
- 6.5
- Cvss version
- 3.1
- Last source
- NVD
- Cve id
- CVE-2026-116821
- Cvss vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- First seen by Signal
- 2026-10-27T03:16:31+00:00
- Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Published at
- 2026-10-27T00:17:16.867
- Last modified
- 2026-10-27T00:17:17.110
Related Entities (1)
HAS_WEAKNESS (1)
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