CVE-2026-56004

criticalCVSS 10covered by 1 sourcefirst seen 2026-07-02

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

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Exploitation outlook

Low exploitation risk0.38% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 30% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2026-56004: A shellcode injection in the mercurial handler of the obs tar_scm source service before versio…nvd · 2026-07-02

External references

NVD record for CVE-2026-56004

CVE.org record

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