How severe is CVE-2015-8382?

CVE-2015-8382 has a CVSS 2.0 base score of 6.4, rated medium severity.

Is CVE-2015-8382 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-8382?

CVE-2015-8382 affects Pcre Perl Compatible Regular Expression Library. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-8382?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-8382 published?

CVE-2015-8382 was published on 2015-12-02 and last updated on 2026-06-17.

CVE-2015-8382

CVE-2015-8382 is a medium-severity vulnerability in Pcre Perl Compatible Regular Expression Library with a CVSS 2.0 base score of 6.4. 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-119.

Key facts

Severity: Medium (CVSS 2.0 base score 6.4)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Pcre Perl Compatible Regular Expression Library
Published: 2015-12-02
Last modified: 2026-06-17

Description

The match function in pcre_exec.c in PCRE before 8.37 mishandles the /(?:((abcd))|(((?:(?:(?:(?:abc|(?:abcdef))))b)abcdefghi)abc)|((*ACCEPT)))/ pattern and related patterns involving (*ACCEPT), which allows remote attackers to obtain sensitive information from process memory or cause a denial of service (partially initialized memory and application crash) via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, aka ZDI-CAN-2547.

Frequently asked questions

What is CVE-2015-8382?: The match function in pcre_exec.c in PCRE before 8.37 mishandles the /(?:((abcd))|(((?:(?:(?:(?:abc|(?:abcdef))))b)abcdefghi)abc)|((*ACCEPT)))/ pattern and related patterns involving (*ACCEPT), which allows remote attackers to obtain sensitive information from process memory or cause a denial of service (partially initialized memory and application crash) via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, aka ZDI-CAN-2547.
How severe is CVE-2015-8382?: CVE-2015-8382 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2015-8382 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-8382?: CVE-2015-8382 affects Pcre Perl Compatible Regular Expression Library. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-8382?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-8382 published?: CVE-2015-8382 was published on 2015-12-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:pcre:perl_compatible_regular_expression_library:8.36:*:*:*:*:*:*:*

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