CVE-2026-1528

Description

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undicis ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process.PatchesPatched in the undici version v7.24.0 and v6.24.0. Users should upgrade to this version or later.

Risk Information

Base Score

7.5

MODERATE

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Score

Exploitation Probability

0.128

Associated Vulnerability

Vulnerability	OS Platform
Multiple Vulnerabilities are affected in IBM App Connect Enterprise 13.0.6.2	Windows

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234