High severity8.3NVD Advisory· Published Sep 18, 2026· Updated Sep 22, 2026
CVE-2026-93453
CVE-2026-93453
Description
SOGo before 5.12.11 constructs password-reset links using the client-supplied Origin header as the authority, allowing unauthenticated attackers to redirect recovery tokens to attacker-controlled domains. Attackers can submit password recovery requests with a malicious Origin header to have valid password-reset tokens mailed to victim recovery addresses within links pointing to attacker infrastructure, enabling account takeover.
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Affected products
2Patches
Vulnerability mechanics
References
5- github.com/Alinto/sogo/blob/SOGo-5.12.10/UI/MainUI/SOGoRootPage.mnvd
- github.com/Alinto/sogo/commit/04a3e9823889acaf6c247b224f5f7a0108f8f829nvd
- github.com/Alinto/sogo/commit/382118a93b6925de2ce7f774abc1865ebea2dbbanvd
- www.sogo.nu/news/2026/sogo-v51211-released.htmlnvd
- www.vulncheck.com/advisories/sogo-before-5.12.11-password-reset-token-interception-via-origin-headernvd
News mentions
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