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XML::Bare versions through 0.53 for Perl will hang in an infinite loop when parsing malformed attributes. The parserc_parse function never advances the attribute-parse state cursor on certain malfor…

Info
CVECVE-2026-13401
First seen2026-07-17 00:31 UTC
Disclosed2026-07-16 17:16 UTC
Last updated2026-07-17 00:31 UTC
Channel statusauto

Summary

XML::Bare versions through 0.53 for Perl will hang in an infinite loop when parsing malformed attributes. The parserc_parse function never advances the attribute-parse state cursor on certain malformed attribute forms, looping forever. Nameless attributes such as "<a ='c'>" or unbalanced quotes "<a b='''''''c'>" can trigger this condition.

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Lint boundary warnings (1)

The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).

  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://security.metacpan.org/patches/X/XML-Bare/0.53/CVE-2026-13401-r1.patch

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD