Coder vulnerable to workspace auto-creation via crafted URL parameters without user consent

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.026, the 85th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 15:05 UTC First seen by agentprime
2. 31 Oct 2026, 15:05 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-m3cr-vc2j-pm27
• OSV: GHSA-m3cr-vc2j-pm27
• github.com/coder/coder/security/advisories/GHSA-m3cr-vc2j-pm27
• nvd.nist.gov/vuln/detail/CVE-2026-44454
• github.com/coder/coder/pull/22011
• github.com/coder/registry/pull/703
• github.com/coder/coder/commit/60e3ab7632f42415d283b9fd5622ee53a4639ceb
• github.com/coder/registry/commit/8e68c96633f65a1babd76a93b6923e3deead4a82
• github.com/coder/coder
• github.com/coder/coder/releases/tag/v2.29.7
• github.com/coder/coder/releases/tag/v2.30.2

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.