How severe is CVE-2022-41409?

CVE-2022-41409 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-41409 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-41409?

CVE-2022-41409 affects Pcre Pcre2. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-41409?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-41409 published?

CVE-2022-41409 was published on 2023-07-18 and last updated on 2026-06-17.

CVE-2022-41409

CVE-2022-41409 is a high-severity vulnerability in Pcre Pcre2 with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Pcre Pcre2
Published: 2023-07-18
Last modified: 2026-06-17

Description

Integer overflow vulnerability in pcre2test before 10.41 allows attackers to cause a denial of service or other unspecified impacts via negative input.

Frequently asked questions

What is CVE-2022-41409?: Integer overflow vulnerability in pcre2test before 10.41 allows attackers to cause a denial of service or other unspecified impacts via negative input.
How severe is CVE-2022-41409?: CVE-2022-41409 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-41409 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-41409?: CVE-2022-41409 affects Pcre Pcre2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-41409?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-41409 published?: CVE-2022-41409 was published on 2023-07-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:pcre:pcre2:*:*:*:*:*:*:*:*

More vulnerabilities in Pcre Pcre2

CVE-2017-8786 — Critical (CVSS 9.8): pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or…
CVE-2017-8399 — Critical (CVSS 9.8): PCRE2 before 10.30 has an out-of-bounds write caused by a stack-based buffer overflow in pcre2_match.c, related to a…
CVE-2015-3210 — Critical (CVSS 9.8): Heap-based buffer overflow in PCRE 8.34 through 8.37 and PCRE2 10.10 allows remote attackers to execute arbitrary code…
CVE-2016-3191 — Critical (CVSS 9.8): The compile_branch function in pcre_compile.c in PCRE 8.x before 8.39 and pcre2_compile.c in PCRE2 before 10.22…
CVE-2025-58050 — Critical (CVSS 9.1): The PCRE2 library is a set of C functions that implement regular expression pattern matching. In version 10.45, a…
CVE-2022-1587 — Critical (CVSS 9.1): An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of…

All CVEs affecting Pcre Pcre2 →

Other CWE-190 (Integer Overflow or Wraparound) vulnerabilities

CVE-2026-4689 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was…
CVE-2026-24814 — Critical (CVSS 10.0): Integer Overflow or Wraparound vulnerability in swoole swoole-src (thirdparty/hiredis modules). This vulnerability is…
CVE-2025-64721 — Critical (CVSS 10.0): Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. In versions…
CVE-2015-5108 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2015-5097 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2013-2555 — Critical (CVSS 10.0): Integer overflow in Adobe Flash Player before 10.3.183.75 and 11.x before 11.7.700.169 on Windows and Mac OS X, before…

Browse all CWE-190 (Integer Overflow or Wraparound) vulnerabilities →