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VulnerabilityPublished

CVE-2026-111253: dnf5daemon-server · Missing Authorization

Source GCVE Database

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Authoritative record:CVE-2026-111253· Medium 6.6

Not known to be exploited · CVSS 6.6 Medium.

Data as of 5 Nov 2026, 19:47 UTC

CVSS 3.1 base score
6.6Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (fedora)CVSS 3.16.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 5 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 5 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat Hardened Imagesdnf5Affected–Fixed in–

AI-suggested

Users should monitor vendor advisories for updates and apply patches once released. Until then, restrict local access to trusted users only and avoid authorizing package operations in untrusted sessions. Because this is a local privilege escalation vector, limiting local user permissions can reduce risk.

Description

A vulnerability in dnf5daemon-server allows a local attacker to modify another user's live package-management session by exploiting insufficient verification of the caller's identity on dynamically exported D-Bus session objects. This can lead to the attacker replacing the resolved transaction plan, causing the root daemon to apply unauthorized package operations if the legitimate user authorizes execution.

References

Community reviews

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