Vulnerability · Published Jul 2, 2026 · Assigned by suse
CVE-2026-56004obs-service-tar_scm: command injection via mercurial handler
Critical 10.0
In plain English
A critical-severity OS command injection in buildservice from openSUSE. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).
Severity (CVSS 3.1)10.0Critical
Exploit odds (30 days)0.7%top 48.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| openSUSE | buildservice | 0 – before 0.12.4 |
Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H