Pcre Pcre2

11 CVEs affecting Pcre Pcre2. Latest disclosed: 2025-08-27. Critical: 7, High: 4.

Top CVEs affecting Pcre Pcre2
CVESeverityScorePublishedSummary
CVE-2017-8786Critical9.82017-05-05pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a cr…
CVE-2017-8399Critical9.82017-05-01PCRE2 before 10.30 has an out-of-bounds write caused by a stack-based buffer overflow in pcre2_match.c, related to a "pattern with very many captures."
CVE-2015-3210Critical9.82016-12-13Heap-based buffer overflow in PCRE 8.34 through 8.37 and PCRE2 10.10 allows remote attackers to execute arbitrary code via a crafted regular expression, as dem…
CVE-2016-3191Critical9.82016-03-17The compile_branch function in pcre_compile.c in PCRE 8.x before 8.39 and pcre2_compile.c in PCRE2 before 10.22 mishandles patterns containing an (*ACCEPT) sub…
CVE-2025-58050Critical9.12025-08-27The PCRE2 library is a set of C functions that implement regular expression pattern matching. In version 10.45, a heap-buffer-overflow read vulnerability exist…
CVE-2022-1587Critical9.12022-05-16An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue a…
CVE-2022-1586Critical9.12022-05-16An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This inv…
CVE-2022-41409High7.52023-07-18Integer overflow vulnerability in pcre2test before 10.41 allows attackers to cause a denial of service or other unspecified impacts via negative input.
CVE-2019-20454High7.52020-02-14An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \X is JIT compiled and used to match specially crafted subjects in non-UTF mode. App…
CVE-2017-7186High7.52017-03-20libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application…
CVE-2015-3217High7.52016-12-13PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buf…