CVE-2026-16524Pcp: pcp linux_sockets pmda: arbitrary command execution via command injection
Updated under an hour ago ()
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It affects Red Hat Enterprise Linux 10 and 7 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A command injection flaw in PCP's linux_sockets PMDA allows malicious shell metacharacters via the network.persocket.filter metric. This failed validation lets attackers execute arbitrary commands as the PMDA user when metrics refresh.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- redhat
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 12, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Red Hat Red Hat Enterprise Linux 10 redhat:enterprise_linux | from 0:7.0.3-5.el10_2 not affected | CNA record |
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support redhat:enterprise_linux_eus | from 0:6.3.7-1.el10_0.1 not affected | CNA record |
from 0:5.2.5-8.el8_4.1 not affected | CNA record | |
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support redhat:rhel_eus_long_life | from 0:5.2.5-8.el8_4.1 not affected | CNA record |
from 0:5.3.7-19.el8_8.1 not affected | CNA record | |
from 0:5.3.7-19.el8_8.1 not affected | CNA record | |
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support redhat:rhel_eus | from 0:6.3.7-1.el9_6.1 not affected | CNA record |
Red Hat Red Hat OpenShift Container Platform 4 redhat:openshift | 4 | CNA record |
References
- https://access.redhat.com/errata/RHSA-2026:55560vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:55617vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:55740vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:72272vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:72273vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:72593vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:72594vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:73767vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:74612vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:74613vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2026-16524vdb-entry, x-refsource-redhat
- https://bugzilla.redhat.com/show_bug.cgi?id=2506023issue-tracking, x-refsource-redhat
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.