CVE-2026-33920

Cross-site request forgery in the Guardian/CMC login before 26.3.0

LOW
3.5
CVSS Score
Published: September 8, 2026 at 01:57 PM UTC
Updated: October 15, 2026 at 02:19 AM UTC
2 products affected across 1 vendorGuardianCMC

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Severity
LOW3.5
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

A cross-site request forgery vulnerability was discovered in the login functionality (both standard and SAML) due to missing validation of the anti-CSRF token. An attacker with a valid account can trick a victim into unknowingly authenticating with the attacker's credentials. Any operation performed by the victim in this state is attributed to the attacker's account, compromising the integrity of the audit trail.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

0
Affected range stops below 26.3.0, so it looks safe — our inference, not a vendor statement
0
Affected range stops below 26.3.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.5LOWNozomi
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-352

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