{"cve":"CVE-2026-13397","nvd":{"published":"2026-07-16T17:16:55.213","modified":"2026-10-24T20:10:00.137","status":"Deferred","description":"HTML::Bare versions through 0.04 for Perl will hang in an infinite loop when parsing malformed attributes.\n\nThe parserc_parse function never advances the attribute-parse state cursor on certain malformed attribute forms, looping forever.\n\nNameless attributes such as \"<a ='c'>\" or unbalanced quotes \"<a b='''''''c'>\" can trigger this condition.\n\nNote that the latest version available on CPAN is version 0.02. Newer versions are available on the git repository.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-835"],"references":["https://github.com/nanoscopic/perl-HTML-Bare/pull/1","https://security.metacpan.org/patches/H/HTML-Bare/0.02/CVE-2026-13397-r1.patch","http://www.openwall.com/lists/oss-security/2026/07/16/4"],"products":[],"source":"nvd","synced_at":"2026-10-25T17:50:08.599881581+00:00"},"epss":{"cve":"CVE-2026-13397","score":0.00609,"percentile":0.48867,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}