Paper/Archive/CVE-2026-125758

CVE-2026-125758

aptabase aptabase — Aptabase before commit 61d4c01 Authentication Bypass via Known Example AUTH_SECRET

CVSS 9.1 (CNA)9.1 / 10 × 3027.3 Not in CISA KEV+300.0 No EPSS score.000 × 200.0 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

Aptabase before commit 61d4c01 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge sign-in links by using the publicly known example AUTH_SECRET. Attackers can enumerate registered e-mails via /api/_auth/signin, forge HS256 JWTs redeemed by /api/_auth/continue, impersonate users, export analytics data, and transfer app ownership.

Affected

ProductAffectedFixed inSource

aptabase< 61d4c01298a706d575265461ac07bb956ca7b8d261d4c01298a706d575265461ac07bb956ca7b8d2CNA

Scores by source

VulnCheck (CNA)9.1CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

VulnCheck (CNA)7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

References

advisorygithub.com/aptabase/aptabase/security/advisories/GHSA-gc76-cqm4-vqcf patchgithub.com/aptabase/aptabase/commit/61d4c01298a706d575265461ac07bb956ca7b8d2 patchgithub.com/aptabase/aptabase/pull/204 patchgithub.com/aptabase/self-hosting/commit/b79a472419ff17e485d0bd5b4adf1b1ef2b9953c writeupvulncheck.com/advisories/aptabase-before-commit-61d4c01-authentication-bypass-via-known-example-auth-secret