Vulnerability · Published Oct 17, 2026 · Assigned by VulnCheck
CVE-2026-111931Coder 2.0.0 before 2.34.8 Open Redirect via Workspace App Proxy
Medium 4.3
In plain English
A medium-severity open redirect in coder from coder. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.2%top 94.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Coder from 2.0.0 before 2.34.8 contains an open redirect vulnerability in handleAPIKeySmuggling that allows attackers to redirect users externally via unsanitized r.URL.Path values. Attackers can craft links on trusted workspace app subdomains with paths beginning with double slashes, which become scheme-relative redirects to attacker sites for phishing.
Affected products (as reported)
Weakness: CWE-601 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
References
- GitHub Security Advisory (GHSA-98qx-9p2x-c4wh) vendor-advisory
- VulnCheck Advisory: Coder 2.0.0 before 2.34.8 Open Redirect via Workspace App Proxy third-party-advisory