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VulnerabilityPublished Updated

CVE-2025-2713: Google gVisor · Incorrect Privilege Assignment

Affects Google gVisorSource CVE Database V5

0

Not known to be exploited · CVSS 6.8 Medium.

Data as of 26 Oct 2026, 09:15 UTC

CVSS 4.0 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.07% chance of exploitation in 30 days – higher than 0% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 Mar 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 26 Oct 2026.

What to do

AI-suggested

To mitigate this vulnerability effectively, European organizations should: 1) Immediately audit their container environments to identify deployments using Google gVisor and specifically the runsc component. 2) Apply any available patches or updates from Google as soon as they are released; if no patches are available, consider temporarily disabling or limiting the use of gVisor in sensitive environments. 3) Implement strict access controls and monitoring on hosts running gVisor to prevent unprivileged users from gaining local access that could lead to exploitation. 4) Employ container runtime security tools that can detect anomalous privilege escalations or unauthorized file access attempts within container sandboxes. 5) Enforce the principle of least privilege for all users and processes interacting with container environments to reduce the attack surface. 6) Regularly review and harden container configurations, including file system permissions and process capabilities, to minimize windows of elevated privileges during container lifecycle events such as forks. 7) Incorporate this vulnerability into incident response and threat hunting activities to detect potential exploitation attempts early.

Description

Google gVisor's runsc component exhibited a local privilege escalation vulnerability due to incorrect handling of file access permissions, which allowed unprivileged users to access restricted files. This occurred because the process initially ran with root-like permissions until the first fork.

References

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