Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2026-53981

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…

Published Jun 12, 2026CWE-306EPSS 0.48%

Overview

CVE-2026-53981 is a high-severity vulnerability. It was published on June 12, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/Cap-go/capgo/commit/6685e5f11adef257bf3d085e481f4d8ebcec602eGitHubgithub.com/Cap-go/capgo/security/advisories/GHSA-w56g-jv78-hf79Refwww.vulncheck.com/advisories/cap-go-account-takeover-via-unauthenticated-email-change-mechanismGitHubgithub.com/Cap-go/capgo/security/advisories/GHSA-w56g-jv78-hf79

How CyberStrike helps

Frequently asked questions

What is CVE-2026-53981?

CVE-2026-53981 is a high-severity vulnerability. It was published on June 12, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).

How severe is CVE-2026-53981?

This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-53981?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-53981?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-53981 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related HIGH CVEs from 2026

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999