Is CVE-2026-35092 actively exploited?

No active exploitation of CVE-2026-35092 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-35092 be exploited remotely?

Yes. CVE-2026-35092 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-35092?

CVE-2026-35092 has a CVSS score of 7.5 (HIGH).

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HIGH

CVE-2026-35092

CWE-190Published: April 1, 2026· Updated: Apr 7, 2026

7.5

CVSS v3.1

EPSS:0.06%probability of exploitation in 30 daysPercentile:17.7th

Official Description

A flaw was found in Corosync. An integer overflow vulnerability in Corosync's join message sanity validation allows a remote, unauthenticated attacker to send crafted User Datagram Protocol (UDP) packets. This can cause the service to crash, leading to a denial of service. This vulnerability specifically affects Corosync deployments configured to use totemudp/totemudpu mode.

NVD Source

Technical Analysis

CVE-2026-35092 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.