CVE-2023-6812

WP Compress – Image Optimizer [All-In-One] <= 6.20.01 - Open Redirect via css

MEDIUM
6.1
CVSS Score
Published: May 14, 2024 at 02:01 AM UTC
Updated: June 17, 2026 at 06:51 AM UTC
2 products affected across 2 vendorsWP CompressWP Compress

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

The WP Compress – Image Optimizer [All-In-One plugin for WordPress is vulnerable to Open Redirect in all versions up to, and including, 6.20.01. This is due to insufficient validation on the redirect url supplied via the 'css' parameter. This makes it possible for unauthenticated attackers to redirect users to potentially malicious sites if they can successfully trick them into performing an action.

Affected

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

WP Compress· Wpcompresswordpress-plugin
95%
v < 6.20.02
Affected range stops below 6.20.02, so it looks safe — our inference, not a vendor statement
WP Compress· Aresitwordpress-plugin
60%
v ≤ 6.20.01

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-601

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