cve.bz

CVE-2026-49826

0.0 infoEPSS 0.5%

Info (0.0). EPSS 0.5% chance of exploitation in the next 30 days. Fixed in github.com/concourse/concourse 1.6.1-0.20260526150512-ac60be5f0435.

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.

Severity

CVSS 4.0

0.0 none
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 44% of CVEs (scores of 2026-10-31)
CWE
CWE-601
Published
Modified
Record from
the NVD, synced

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-8w27-c4vc-88q9Gogithub.com/concourse/concourse<1.6.1-0.20260526150512-ac60be5f04351.6.1-0.20260526150512-ac60be5f0435
GO-2026-5866Gogithub.com/concourse/concourse<1.6.1-0.20260526150512-ac60be5f04351.6.1-0.20260526150512-ac60be5f0435

References

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