Vulnerability Description
Cap-go prior to 12.128.2 contains an account takeover vulnerability in its email change mechanism that allows an attacker with temporary authenticated session access to change the registered email address without re-authentication such as password or MFA verification. Attackers can redirect verification to an attacker-controlled email address and subsequently perform a password reset to permanently take over the victim's account.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/Cap-go/capgo/commit/6685e5f11adef257bf3d085e481f4d8ebcec602e
- https://github.com/Cap-go/capgo/security/advisories/GHSA-w56g-jv78-hf79
- https://www.vulncheck.com/advisories/cap-go-account-takeover-via-unauthenticated
- https://github.com/Cap-go/capgo/security/advisories/GHSA-w56g-jv78-hf79
FAQ
What is CVE-2026-53981?
CVE-2026-53981 is a vulnerability with a CVSS score of 7.6 (HIGH). Cap-go prior to 12.128.2 contains an account takeover vulnerability in its email change mechanism that allows an attacker with temporary authenticated session access to change the registered email add...
How severe is CVE-2026-53981?
CVE-2026-53981 has been rated HIGH with a CVSS base score of 7.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-53981?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.