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CVE Vulnerability Details :
CVE-2026-33813
PUBLISHED
More InfoOfficial Page
Assigner-Go
Assigner Org ID-1bb62c36-49e3-4200-9d77-64a1400537cc
View Known Exploited Vulnerability (KEV) details
Published At-21 Apr, 2026 | 19:21
Updated At-22 Apr, 2026 | 15:34
Rejected At-
▼CVE Numbering Authority (CNA)
Panic when decoding large WEBP image on 32-bit platforms in golang.org/x/image

Parsing a WEBP image with an invalid, large size panics on 32-bit platforms.

Affected Products
Vendor
golang.org/x/image
Product
golang.org/x/image/webp
Collection URL
https://pkg.go.dev
Package Name
golang.org/x/image/webp
Program Routines
  • decode
  • Decode
  • DecodeConfig
Default Status
unaffected
Versions
Affected
  • From 0 before 0.39.0 (semver)
Problem Types
TypeCWE IDDescription
N/AN/ACWE-190: Integer Overflow or Wraparound
Type: N/A
CWE ID: N/A
Description: CWE-190: Integer Overflow or Wraparound
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Tristan Madani
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://go.dev/cl/759860
N/A
https://go.dev/issue/78407
N/A
https://pkg.go.dev/vuln/GO-2026-4961
N/A
Hyperlink: https://go.dev/cl/759860
Resource: N/A
Hyperlink: https://go.dev/issue/78407
Resource: N/A
Hyperlink: https://pkg.go.dev/vuln/GO-2026-4961
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found