by Kastro
Paper/Archive/CVE-2026-104467

CVE-2026-104467

YesWiki yeswiki — YesWiki before 4.6.7 Authorization Bypass via Public API Mode

EPSS 0.4%public exploitCVSS 9.2
critical.is priorityof 100
44
CVSS 9.2 (CNA)9.2 / 10 × 3027.6Not in CISA KEV+300.0EPSS percentile 30.5.305 × 206.1Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

YesWiki before 4.6.7 contains an authorization bypass vulnerability in ApiService::isAuthorized() that allows unauthenticated attackers to call admin-only API routes when public API mode is enabled. Attackers can send requests to endpoints like api/ci/update_config and api/archives to overwrite configuration and list, download, or delete backup archives.

Affected

ProductAffectedFixed inSource
yeswiki< 4.6.74.6.7CNA

Scores by source

VulnCheck (CNA)9.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
VulnCheck (CNA)8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

exploitgithub.com/YesWiki/yeswiki/security/advisories/GHSA-v527-6r4j-j2w2writeupvulncheck.com/advisories/yeswiki-before-4.6.7-authorization-bypass-via-public-api-mode