CVE-2026-57433: Storable versions before 3.41 for Perl have a signed integer overflow when deserializing a crafted SX_HOOK record

Published Jul 13, 2026
·
Updated

Storable versions before 3.41 for Perl have a signed integer overflow when deserializing a crafted SXHOOK record

Affected Software

3 affected componentsFixes available
The Perl Foundation Storable<3.41
Nwclark Storable Perl<3.41
Microsoft azl3 perl 5.38.2-512<5.38.2-514
5.38.2-514

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 5.38.2-514
  2. Upgrade

    Upgrade Storable (Perl module) to a version that resolves this vulnerability.

    Fixed in 3.41
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch CVE-2026-57433

Event History

Jul 13, 2026
CVE Published
via MITRE·03:37 PM
Data Sourced
via MITRE·03:37 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·05:17 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jul 17, 2026
Data Sourced
via Microsoft·08:02 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:02 AM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2026-57433?

CVE-2026-57433 has a risk rating of 26, indicating a high severity vulnerability.

2

How do I fix CVE-2026-57433?

To fix CVE-2026-57433, upgrade to Storable version 3.41 or later.

3

What type of vulnerability is CVE-2026-57433?

CVE-2026-57433 is categorized as an integer overflow vulnerability.

4

What causes the vulnerability in CVE-2026-57433?

The vulnerability in CVE-2026-57433 is caused by a signed integer overflow when deserializing a crafted SX_HOOK record.

5

What software is affected by CVE-2026-57433?

CVE-2026-57433 affects Storable versions before 3.41 for Perl.

Company

Resources

Contact

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CVE-2026-57433 - Storable versions before 3.41 for Perl have a signed integer overflow when deserializing a crafted SX_HOOK record - SecAlerts