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VulnerabilityPublished

CVE-2026-110330: Red Hat Enterprise Linux 7 · Missing Authorization

Affects Red Hat Enterprise Linux 7Source CVE Database V5

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Not known to be exploited · CVSS 5.5 Medium.

Data as of 13 Nov 2026, 21:54 UTC

CVSS 3.1 base score
5.5Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.15.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 13 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat Enterprise Linux 6abrtAffected–Fixed in–
Red Hat Enterprise Linux 7abrtAffected–Fixed in–
Red Hat Enterprise Linux 8abrtAffected–Fixed in–

AI-suggested

Red Hat advises disabling or removing ABRT if it is not required by running: systemctl disable --now abrtd.service abrt-journal-core.service abrt-oops.service abrt-xorg.service. Additionally, restrict local interactive user access on systems where abrtd remains enabled. Users should follow the vendor advisory for updates.

Description

CVE-2026-110330 is a local information disclosure vulnerability in the abrt-server component of Red Hat Enterprise Linux 7. The flaw occurs because abrt-server trusts a client-supplied process ID (PID) when creating problem dumps, running as root, and copies the /proc data including environment variables of that process into a dump directory owned by the unprivileged user. This allows a local attacker to read sensitive environment variables and metadata of other users' or root processes.

References

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