CVE-2026-105292: CSRF (CVSS 5.9)

Description

Chaterm before 0.12.1 contains a login cross-site request forgery vulnerability that allows remote attackers to inject login state by sending chaterm:// callbacks without OAuth state validation. Attackers can trigger a crafted callback with attacker-controlled userInfo from a web page, signing the victim into the attacker's account so default data sync uploads saved hosts, passwords, and private keys.

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CVSS v3.1 Score

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N

EPSS — Exploit Prediction

0.0016

Probability of exploitation

0.04%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-352 Cross-Site Request Forgery

References

Other References

https://github.com/Chaterm/Chaterm https://github.com/Chaterm/Chaterm/blob/v0.12.0/src/main/index.ts#L3442-L3455 https://github.com/Chaterm/Chaterm/commit/41f747f17845cd980f289cc9ea8ff9978b6f7ad6 https://github.com/Chaterm/Chaterm/pull/2326 https://github.com/Chaterm/Chaterm/releases/tag/v0.12.1 https://www.vulncheck.com/advisories/chaterm-before-0.12.1-login-csrf-via-chaterm-oauth-callback

Frequently Asked Questions

What is CVE-2026-105292? +

Chaterm before 0.12.1 contains a login cross-site request forgery vulnerability that allows remote attackers to inject login state by sending chaterm:// callbacks without OAuth state validation. Attackers can trigger a crafted callback with attacker-controlled userInfo from a web page, signing the victim into the attacker's account so default data sync uploads saved hosts, passwords, and private keys. It has a CVSS v3.1 base score of 5.9 (MEDIUM).

How severe is CVE-2026-105292? +

CVE-2026-105292 has a CVSS v3.1 score of 5.9 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0016, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-105292? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-105292