CSRF in Chaterm
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.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/Chaterm/Chaterm/pull/2326 (issue-tracking, patch)
- github.com/Chaterm/Chaterm/commit/41f747f17845cd980f289cc9ea8ff9978b6f7ad6 (patch)
- github.com/Chaterm/Chaterm (product)
- github.com/Chaterm/Chaterm/releases/tag/v0.12.1 (release-notes)
- github.com/Chaterm/Chaterm/blob/v0.12.0/src/main/index.ts (technical-description)
- www.vulncheck.com/advisories/chaterm-before-0.12.1-login-csrf-via-chaterm-oauth… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-105292?
- CVE-2026-105292 is a medium-severity vulnerability in Chaterm, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.9/10. Published 2026-10-05.
- How severe is CVE-2026-105292?
- Medium severity. CVSS v3 base score is 5.9 out of 10.