High 7.6Published Jun 12, 2026

CVE-2026-53981Cap-go < v12.128.2 Account Takeover via Unauthenticated Email Change Mechanism

Updated under an hour ago (Oct 28, 2026, 4:23 AM ET)

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It affects Cap-go. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Cap-go

Exploited in the last 30 days

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: 7.6 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Weakness (CWE): CWE-306
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Jun 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Cap-go Cap-go cap_go:cap_go (from the name)	before 12.128.2; 6685e5f11adef257bf3d085e481f4d8ebcec602e not affected	CNA record

References

References

https://github.com/Cap-go/capgo/security/advisories/GHSA-w56g-jv78-hf79	vendor-advisory
https://github.com/Cap-go/capgo/commit/6685e5f11adef257bf3d085e481f4d8ebcec602e	patch
https://www.vulncheck.com/advisories/cap-go-account-takeover-via-unauthenticated-email-change-mechanism	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.