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Perl

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Exploited (KEV)1In CISA KEV
CVSS critical17CVSS 9.0–10.0
CVSS high27CVSS 7.0–8.9

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Perl records in CISA KEV

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46 records in Perl · all components

Priority MEDIUM 50

The VDir::MapPathA and VDir::MapPathW functions in Perl 5.22 allow remote attackers to cause a denial of service (out-of-bounds read) and possibly execute arbitrary code via a crafted (1) drive letter or (2) pInName argu…

CVSS 3.0CRITICAL 9.8 Network No auth No interaction EPSS 0.04623 Published 2017-02-07 No fix listed CWE-125
Priority MEDIUM 49

Perl versions before 5.40.5-RC1, from 5.41.0 before 5.42.3-RC1, from 5.43.0 before 5.43.11 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00567 Published 2026-05-25 Partial fix · 5.40.5-RC1, 5.42.3-RC1 +1 CWE-680
Priority MEDIUM 48

Buffer overflow in the S_grok_bslash_N function in regcomp.c in Perl 5 before 5.24.3-RC1 and 5.26.x before 5.26.1-RC1 allows remote attackers to disclose sensitive information or cause a denial of service (application cr…

CVSS 3.0CRITICAL 9.1 Network No auth No interaction EPSS 0.05908 Published 2017-09-19 Partial fix CWE-119
TI-2026-11225 CVE-2026-13221 · GHSA-whhx-pv66-xhgq

Integer overflow in perl

Priority MEDIUM 46

Perl versions before 5.40.5-RC1, from 5.41.0 before 5.42.3-RC1, from 5.43.0 before 5.43.10 produce silently incorrect regular expression matches when an alternation of more than 65535 fixed string branches is compiled in…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.00494 Published 2026-07-13 Partial fix · 5.40.5-RC1, 5.42.3-RC1 +1 CWE-190
Priority MEDIUM 42

Heap-based buffer overflow in the S_regatom function in regcomp.c in Perl 5 before 5.24.3-RC1 and 5.26.x before 5.26.1-RC1 allows remote attackers to cause a denial of service (out-of-bounds write) via a regular expressi…

CVSS 3.0HIGH 7.5 Network No auth No interaction EPSS 0.06207 Published 2017-09-19 Partial fix CWE-119
Priority MEDIUM 41

Heap-based buffer overflow in the Perl_repeatcpy function in util.c in Perl 5.12.x before 5.12.5, 5.14.x before 5.14.3, and 5.15.x before 15.15.5 allows context-dependent attackers to cause a denial of service (memory co…

CVSS 2.0HIGH 7.5 Network No auth Interaction — EPSS 0.04877 Published 2012-12-18 Partial fix CWE-119
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