CVE-2026-56004: opensuse buildservice OS Command Injection
CVSS: 10.0v3.1CriticalAwaiting analysis
AliasesopenSUSE-SU-2026:11189-1
Published 02-07-2026Last modified 02-07-2026
Vulnerability summary
CVE-2026-56004 is a critical (CVSS 10.0) OS Command Injection vulnerability in opensuse buildservice. EPSS estimates a 0.66% chance of exploitation in the next 30 days, higher than 50.7% of scored vulnerabilities.
CVSS score
10.0/10
010
Critical · v3.1 (CVE.org)EPSS score
0.66%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 02-07-2026PublishedVulnerability first disclosed.
- 02-07-2026Last modifiedVulnerability information updated.
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
CVSS metrics
2 scores · 2 sources · 1 versionCritical 10.0Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST10.0CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS trend
Probability
0.66%
Chance of exploitation in the next 30 days
Percentile
51%
Versus all other CVEs
30-day change
0.00 pp
From 0.66% on 20-09-2026
20-09-202620-10-2026
EPSS score0.66%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Opensuse2 products
- buildservice< 0.12.4
- obs-service-tar_scm&distro=openSUSE Tumbleweed< 0.12.4-1.1
1 vendor · 2 products