CVE-2025-5164

PerfreeBlog JWT JwtUtil hard-coded key

HIGH
8.1
CVSS Score
Published: May 26, 2025 at 02:00 AM UTC
Updated: June 17, 2026 at 09:47 AM UTC
1 product affected across 1 vendorPerfreeblog

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Severity
HIGH8.1
Exploit prediction
EPSS 0.8%
SSVC
PoC

Description

A vulnerability has been found in PerfreeBlog 4.0.11 and classified as problematic. This vulnerability affects the function JwtUtil of the component JWT Handler. The manipulation leads to use of hard-coded cryptographic key . The attack can be initiated remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

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

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.

References (4)

SignaturePermissions RequiredVDB Entry
https://vuldb.com/?ctiid.310252
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.310252
Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.576433

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

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

CVSS

Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-320CWE-321CWE-798

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