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VulnerabilityPublished

CVE-2026-92934: patriksimek vm2 · Protection Mechanism Failure

Affects patriksimek vm2Source CVE Database V5

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Not known to be exploited · CVSS 9.5 Critical : upgrade to 3.11.8 as a priority.

Data as of 1 Nov 2026, 22:58 UTC

CVSS 4.0 base score
9.5Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.7% chance of exploitation in 30 days – higher than 55% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 3.11.8
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 17 Sep 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 1 Nov 2026.

What to do

Upgrade patriksimek vm2 to 3.11.8.

Affected software

ProductAffectedFixed in
patriksimekvm2Affected
  • <3.11.8
Fixed in
  • 3.11.8
npmvm2pkg:npm/vm2Other threatsAffected
  • <3.11.8
Fixed in
  • 3.11.8

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix is available in patriksimek vm2 version 3.11.8. Users should upgrade to version 3.11.8 or later to remediate this vulnerability. No additional mitigation steps are indicated beyond applying the official patch.

Description

vm2 before 3.11.8 contains an incomplete fix for Error.cause sanitization that allows sandbox escape when revisited host-wrapped AggregateError objects are caught within a single exception handler traversal. Attackers can exploit cycle detection bypass in handleException to access unsanitized host proxies embedded in the errors array, enabling full remote code execution and process information disclosure from the sandbox.

References

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