CVE-2026-89162

EUVD-2026-75947
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
mitreCNA
2.9 LOW
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 1.18%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
pcrepcre2
10.45 ≤
𝑥
< 10.48
CNA
Debian logo
Debian Releases
Debian Product
Codename
pcre2
bookworm
10.42-1
fixed
bookworm (security)
10.42-1+deb12u1
fixed
forky
10.48-2
fixed
sid
10.48-2
fixed
trixie
no-dsa
Common Weakness Enumeration
References
https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48
https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q7rw-r7qq-2hx6