Vulnerability details
CVE-2026-13401
CODECHILD XML::Bare
XML::Bare versions through 0.53 for Perl will hang in an infinite loop when parsing malformed attributes
CVSS 3.1
7.5High
Official description
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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| CODECHILD | XML::Bare | v ≤ 0.53 | CVEProject cvelistV5 (CNA) |
References and advisories
3
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Details
- Published
- 2026-07-16
- Last updated
- 2026-07-17
- State
- Published
- Assigner (CNA)
- CPANSec
Exploit prediction (EPSS)
0.6%
Probability of exploitation in 30 days
49.3%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')