PCRE PCRE2 vulnerabilities

Newest CVEs

• CVE-2026-103111

  PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage, allows an out-of-bounds write with arbitrary data.

  PCRE · PCRE2

  High7.6
• CVE-2026-89162

  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…

  PCRE · PCRE2

  Low2.9
• CVE-2026-89161

  In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.

  PCRE · PCRE2

  High7.4
• CVE-2026-89160

  PCRE2 before 10.48 has a pcre2_match out-of-bounds read during the PCRE2_MATCH_INVALID_UTF matching of an invalid UTF subject.

  PCRE · PCRE2

  Low3.7
• CVE-2026-89158

  PCRE2 before 10.48, on 32-bit platforms, has a pcre2_compile_32 integer overflow and resultant out-of-bounds write.

  PCRE · PCRE2

  Medium6.5
• CVE-2026-89157

  PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.

  PCRE · PCRE2

  Medium5.7
• CVE-2026-89156

  PCRE2 before 10.48 has a pcre2_match out-of-bounds read after a JIT fallback when an attacker can provide invalid UTF data.

  PCRE · PCRE2

  Low2.9
• CVE-2026-86145

  PCRE2 before 10.48 allows a pcre2_dfa_match out-of-bounds write because reuse of a cached workspace block, in a recursive DFA matching workspace, lacks a size…

  PCRE · PCRE2

  High8.2