CVE-2026-123039 — Check Point Multiple Products Incorrect Permission Assignment for Critical Resou

The Gaia OS DynamicCLI daemon runs as root and listens on a world-writable local socket (/tmp/dynamic_socket) without authenticating connecting processes. An authenticated local user can send a command to the socket and have it executed as root.

01What is this vulnerability?

The Gaia OS DynamicCLI daemon runs as root and listens on a world-writable local socket (/tmp/dynamic_socket) without authenticating connecting processes. An authenticated local user can send a command to the socket and have it executed as root.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2026-11-13. Ransomware use: Unknown.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2026-11-12T14:17:24.233
• Last modified: 2026-11-14T05:18:31.413
• Added to CISA KEV: 2026-11-13
• BOD 22-01 due: 2026-11-16

09References

• support.checkpoint.com — https://support.checkpoint.com/results/sk/sk1000362
• www.cisa.gov — https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-…