Vulnary
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Critical· 9.1

CVE-2026-57074

XML::Bare versions up to 0.53 for Perl can read past the end of an XML buffer when parsing certain strings. This bug can cause the program to crash or expose data that should be hidden. It is a serious flaw that does not require any special conditions to trigger.

publishedJul 16, 2026
last modifiedJul 17, 2026
sourcesNVD
severity · cvss
9.1
critical · how bad it is
exploitation · epss
<1%
33th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 1, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

Perl scripts that use the XML::Bare module, version 0.53 or earlier, when parsing XML documents.

02

Real-world impact

An attacker could craft an XML file that makes the parser read memory beyond the intended buffer, potentially leaking sensitive information or causing the application to crash.

03

Why this severity

The CVSS score of 9.1 reflects that the vulnerability has a high impact on confidentiality and availability, requires no authentication or user interaction, and is easy to exploit with low effort.

04

What to do about it

no official fix yet

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactNone
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →