CVE-2026-56004

CRITICALCVSS 10/10

Last modified

CVE-2026-56004 is a critical-severity vulnerability rated 10/10 on the CVSS scale. A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by attackers able to provide a _service file to execute code as the source service or the local user checking out the malicious services.

Description

A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by attackers able to provide a _service file to execute code as the source service or the local user checking out the malicious services

Metrics

CVSS 3.1
10/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
openSUSEbuildservice< 0.12.4

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-56004?
A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by attackers able to provide a _service file to execute code as the source service or the local user checking out the malicious services
How severe is CVE-2026-56004?
CVE-2026-56004 has a CVSS score of 10/10 (CRITICAL severity).
How do I fix CVE-2026-56004?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST