Vulnary
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Critical· 9.8

CVE-2026-58586

The Perl module Image::WebP bundles an old, vulnerable copy of libwebp. Any program that decodes a WebP image can trigger the library’s bugs, which can lead to code execution or denial of service. The flaw exists in all versions of Image::WebP before 0.3.0.

publishedJul 24, 2026
last modifiedJul 31, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
28th 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 10, 2026

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

01

Who is affected

Perl's Image::WebP module, any version earlier than 0.3.0, used by applications that decode WebP images.

02

Real-world impact

An attacker could send a crafted WebP file to a vulnerable application, potentially running arbitrary code on the host or crashing the service.

03

Why this severity

The CVSS score of 9.8 reflects that the vulnerability can be exploited over the network with no authentication, no user interaction, and it can compromise confidentiality, integrity, and availability.

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

  1. Jul 24, 2026 · 8d ago
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 31, 2026 · 11h ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
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 →