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VulnerabilityPublished Updated

CVE-2025-8766: Red Hat Openshift Data Foundation 4.22 · Incorrect Default Permissions

Affects Red Hat Openshift Data Foundation 4.22Source CVE Database V5

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Not known to be exploited · CVSS 6.4 Medium.

Data as of 30 Oct 2026, 06:59 UTC

CVSS 3.1 base score
6.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Mar 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 29 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Red HatRed Hat Openshift Data Foundation 4.22Affected–Fixed in–
Red HatRed Hat Openshift Data Foundation 4.22Affected–Fixed in–
Red HatRed Hat Openshift Data Foundation 4.22Affected–Fixed in–
Red HatRed Hat Openshift Data Foundation 4.22Affected–Fixed in–
Red HatRed Hat Openshift Data Foundation 4.22Affected–Fixed in–
Red HatRed Hat Openshift Data Foundation 4.22Affected–Fixed in–

AI-suggested

The Red Hat advisory linked does not explicitly state a fix or patch availability for this specific CVE at this time. Users should monitor Red Hat's official security advisories and apply updates or mitigations as they become available. Until a fix is released, restricting access to container command execution and limiting root group membership within containers can reduce risk.

Description

A container privilege escalation flaw was found in certain Multi-Cloud Object Gateway Core images. This issue stems from the /etc/passwd file being created with group-writable permissions during build time. In certain conditions, an attacker who can execute commands within an affected container, even as a non-root user, can leverage their membership in the root group to modify the /etc/passwd file. This could allow the attacker to add a new user with any arbitrary UID, including UID 0, leading to full root privileges within the container

References

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