Is there a public exploit for CVE-2026-124759?

No public exploit for CVE-2026-124759 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-124759?

CVE-2026-124759 scores CVSS 7.1 (v4.0), rated high.

What does CVE-2026-124759 affect?

CVE-2026-124759 affects RT-Labs P-Net.

7.1 High

P-Net before 1.0.4 routes a received RTA alarm frame to an Application Relationship using only the destination alarm reference in the…

CVE-2026-124759

P-Net before 1.0.4 routes a received RTA alarm frame to an Application Relationship using only the destination alarm reference in the frame, without checking the source of the frame. A host with ADJACENT network access can abort an established Application Relationship with a single alarm ERROR frame, or deliver forged alarm notifications with chosen type, slot, subslot, USI and payload to the application.

Assessment

CVSS: 7.1 (v4.0)
Severity: High
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 13 November 2026
Last updated: 13 November 2026
Affected: RT-Labs · P-Net
Assigner: rt-labs

CVSS vectorCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N

At the source

EUVD (ENISA)

References

https://rt-labs.com/wp-content/uploads/2026/11/RRTL-261109-01.pdf

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