CVE-2026-89160

LOW
Published Sep 11, 2026 Modified Sep 16, 2026 CWE-125

Description

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

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CVSS v3.1 Score

3.7
LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS — Exploit Prediction

0.0022
Probability of exploitation
0.13%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor Product
pcre pcre2
pcre pcre2

References

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 3.7 (LOW).
How severe is CVE-2026-89160? +
CVE-2026-89160 has a CVSS v3.1 score of 3.7 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0022, placing it in the 0th percentile for exploitation probability.
What products are affected by CVE-2026-89160? +
CVE-2026-89160 affects products from pcre, specifically: pcre2. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2026-89160? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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