Vulnerability DatabaseCVE-2026-89162
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CVE-2026-89162
Published:September 11, 2026
Updated:September 22, 2026
In PCRE2 before 10.48, pcre2_serialize_encode might disclose two bytes to an adversary, typically in a situation where the access available to the adversary is already unsafe.
Affected Packages
https://github.com/PCRE2Project/pcre2.git (GITHUB):
Affected version(s) >=pcre2-10.45-RC1 <pcre2-10.48
Fix Suggestion:
Update to version pcre2-10.48
Related Resources (3)
https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48
https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q7rw-r7qq-2hx6
https://nvd.nist.gov/vuln/detail/CVE-2026-89162
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CVSS v4
Base Score:
2.1
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
2.9
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Incorrect Resource Transfer Between Spheres
CWE-669
EPSS
Base Score:
0.11