CVE-2026-22904

criticalpriority · track · 0EPSS 0.006 · 50 %ileDEEU
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.63% (50th) EPSS
CVSS 9.8 · critical
Is it mine?
10 products
Check your exposure
Who says so?
3 sources
cnnvd · enisa_euvd · wago_psirt

EPSS · scored 2026-10-27

Improper length handling when parsing multiple cookie fields (including TRACKID) allows an unauthenticated remote attacker to send oversized cookie values and trigger a stack buffer overflow, resulting in a denial‑of‑service condition and possible remote code execution.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • Fixedwago_psirt

    Please update your devices to the specified fixed firmware version 02.65.

02

cvss

Technical severity, 0–10. One row per scoring source.

9.8
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · info@cert.vde.comexploitability 3.9 · impact 5.9
v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · WAGO PSIRT DE
v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-121USCWE-121US
05

affected products (10)

Products and version ranges known to be affected.

06

advisories (1)

Vendor and ecosystem advisories describing this.

  • VDE-2026-004WAGO: Vulnerabilities in Managed Switch2026-02-09csaf · wago_psirtDE

    Several vulnerabilities have been identified in the WAGO 852‑1328 device's web‑based management interface, which is implemented using a modified lighttpd server and custom CGI binaries. These issues include multiple stack buffer overflows, an authentication bypass, and insecure credential storage.

07

also known as (3)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdwago_psirtNVDCVE.orgMITRE
published 2026-02-09modified 2026-06-17
09

references (5)

External citations — patches, advisories, analysis.

scry

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