Vulnerability · Published Jan 23, 2026 · Assigned by fedora

CVE-2026-0710Sipp/sipp: sipp: denial of service and potential arbitrary code execution vulnerability

High 8.4

In plain English

A high-severity null pointer dereference in sipp. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).

Severity (CVSS 3.1)8.4High

Exploit odds (30 days)0.2%top 85.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A flaw was found in SIPp. A remote attacker could exploit this by sending specially crafted Session Initiation Protocol (SIP) messages during an active call. This vulnerability, a NULL pointer dereference, can cause the application to crash, leading to a denial of service. Under specific conditions, it may also allow an attacker to execute unauthorized code, compromising the system's integrity and availability.

Affected products (as reported)

Vendor	Product	Versions
	sipp	3.7.3

Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://access.redhat.com/security/cve/CVE-2026-0710 vdb-entry, x_refsource_REDHAT
RHBZ#2427788 issue-tracking, x_refsource_REDHAT