CVE-2026-12542: Red Hat Satellite 6.16 for RHEL 8 · OS Command Injection
Affects Red Hat Satellite 6.16 for RHEL 8Source CVE Database V5
Not known to be exploited · CVSS 5.3 Medium.
Data as of 14 Nov 2026, 20:58 UTC
Thin evidence
One scorer or none| CNA (redhat) | CVSS 3.1 | 5.3 |
|---|
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 47% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:LExploitation evidence
Disclosed: evidence found.
CVE published 1 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 14 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red Hat Satellite 6.16 for RHEL 8foreman | Affected– | Fixed in– |
| Red Hat Satellite 6.16 for RHEL 9foreman | Affected– | Fixed in– |
| Red Hat Satellite 6.17 for RHEL 9foreman | Affected– | Fixed in– |
| Red Hat Satellite 6.18 for RHEL 9foreman | Affected– | Fixed in– |
| Red Hat Satellite 6.19 for RHEL 9foreman | Affected– | Fixed in– |
| Red Hat Satellite 6satellite:el8/foreman | Affected– | Fixed in– |
AI-suggested
Red Hat has released an official security advisory RHSA-2026:74503 that includes a fix for this vulnerability. Users of Red Hat Satellite 6.16 for RHEL 8 should apply the updated packages provided by Red Hat to remediate this issue. No additional mitigation steps are required beyond applying the official patch.
Description
CVE-2026-12542 is a command injection vulnerability in the foreman-tail utility of Foreman, used in Red Hat Satellite 6.16 for RHEL 8. The vulnerability arises from unsafe use of the eval command, which executes user-supplied arguments without proper sanitization or quoting. This allows a local attacker to inject shell metacharacters and execute arbitrary system commands. The vulnerability has a CVSS score of 5.3 (medium severity).
References
- access.redhat.com/errata/RHSA-2026:74503 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:74504 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:74505 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:74506 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-12542 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2489971 (opens in a new tab)
- openwall.com/lists/oss-security/2026/10/07/7 (opens in a new tab)