Information disclosure in PCRE2 - #VU146521
Published: August 31, 2026
Vulnerability identifier: #VU146521
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to an information disclosure issue in pcre2_serialize_encode() when processing serialized pattern data. A remote attacker can trigger the vulnerable function to disclose sensitive information.
Affected software
PCRE2
Remediation
Install security update from vendor's website.
PCRE2 - update to 10.48