None severityNVD Advisory· Published Aug 14, 2026· Updated Sep 18, 2026
CVE-2026-49826
CVE-2026-49826
Description
Concourse is a container-based automation system written in Go. Prior to version 8.2.3, an attacker is able to craft and send a user a URL that will redirect the user from the Concourse web server to any other site. This could be used in a phishing attack to steal user's credentials. This has been fixed in 8.2.3. No known workarounds are available.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/concourse/concourseGo | < 1.6.1-0.20260526150512-ac60be5f0435 | 1.6.1-0.20260526150512-ac60be5f0435 |
Affected products
3- osv-coords2 versions
< 0.0.20260723T184607-160000.1.1+ 1 more
- (no CPE)range: < 0.0.20260723T184607-160000.1.1
- (no CPE)range: < 8.2.3
Patches
Vulnerability mechanics
References
4News mentions
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