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CVE Vulnerability Details :
CVE-2026-3203
PUBLISHED
More InfoOfficial Page
Assigner-GitLab
Assigner Org ID-ceab7361-8a18-47b1-92ba-4d7d25f6715a
View Known Exploited Vulnerability (KEV) details
Published At-25 Feb, 2026 | 14:36
Updated At-25 Feb, 2026 | 20:37
Rejected At-
▼CVE Numbering Authority (CNA)
Buffer Over-read in Wireshark

RF4CE Profile protocol dissector crash in Wireshark 4.6.0 to 4.6.3 and 4.4.0 to 4.4.13 allows denial of service

Affected Products
Vendor
Wireshark FoundationWireshark Foundation
Product
Wireshark
Default Status
unaffected
Versions
Affected
  • From 4.6.0 before 4.6.4 (semver)
  • From 4.4.0 before 4.4.14 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-126CWE-126: Buffer Over-read
Type: CWE
CWE ID: CWE-126
Description: CWE-126: Buffer Over-read
Metrics
VersionBase scoreBase severityVector
3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Upgrade to version 4.6.4 or above

Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.wireshark.org/security/wnpa-sec-2026-07.html
N/A
https://gitlab.com/wireshark/wireshark/-/issues/21009
issue-tracking
permissions-required
Hyperlink: https://www.wireshark.org/security/wnpa-sec-2026-07.html
Resource: N/A
Hyperlink: https://gitlab.com/wireshark/wireshark/-/issues/21009
Resource:
issue-tracking
permissions-required
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found