CVE-2026-5135

MEDIUMCVSS 6.5/10EPSS 0.26%

Last modified

CVE-2026-5135 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A flaw was found in Foreman. This broken access control vulnerability allows an authenticated user with host-edit permissions to retarget an existing lookup value override to a different host. EPSS estimates a 0.26% chance of exploitation in the next 30 days.

Description

A flaw was found in Foreman. This broken access control vulnerability allows an authenticated user with host-edit permissions to retarget an existing lookup value override to a different host. This is achieved by modifying the match field through nested host attributes, effectively bypassing authorisation checks. The consequence is the potential for unauthorised modification of managed host configurations across different organisational and location boundaries.

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
0.26%

17.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
RedhatSatellite>= 6.16, < 6.16.10
RedhatSatellite>= 6.17, < 6.17.9
RedhatSatellite>= 6.18, < 6.18.7
RedhatSatellite>= 6.19, < 6.19.2
TheforemanForeman< 3.18.2
TheforemanForeman>= 3.19.0, < 3.19.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-5135?
A flaw was found in Foreman. This broken access control vulnerability allows an authenticated user with host-edit permissions to retarget an existing lookup value override to a different host. This is achieved by modifying the match field through nested host attributes, effectively bypassing authorisation checks. The consequence is the potential for unauthorised modification of managed host configurations across different organisational and location boundaries.
How severe is CVE-2026-5135?
CVE-2026-5135 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2026-5135?
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.

How Strix Helps

Related CVEs from 2026

Are you affected by CVE-2026-5135?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST