Main Vulnerability Database Vulnerabilities #VU153060

Reachable assertion in wire - #VU153060

Published: October 1, 2026

Vulnerability identifier: #VU153060

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: N/A

CWE-ID: CWE-617

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion in Swift ProtoReader. A remote attacker can cause a denial of service condition on the target system.

Affected software

wire

Remediation

Install updates from vendor's website.

wire - update to 7.1.0

Links to Public Exploits and PoC-codes

Exploit #13081 - Wire Swift ProtoReader read primitives abort the process via uncatchable assertions on wire-type mismatch (October 1, 2026)

External References

https://github.com/square/wire/security/advisories/GHSA-35ch-cghp-x9g6

Related Security Bulletins

Denial of service in Wire