How severe is CVE-2025-5164?

CVE-2025-5164 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-5164 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-5164?

CVE-2025-5164 affects Perfree Perfreeblog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-5164?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-5164 have an EU (EUVD) identifier?

Yes. CVE-2025-5164 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16255.

When was CVE-2025-5164 published?

CVE-2025-5164 was published on 2025-05-26 and last updated on 2026-06-17.

CVE-2025-5164

CVE-2025-5164 is a low-severity vulnerability in Perfree Perfreeblog with a CVSS 3.x base score of 3.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
CVSS v2: 2.6
CVSS v4: 6.3
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16255
Weakness: CWE-798
Affected product: Perfree Perfreeblog
Published: 2025-05-26
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-5164?: 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.
How severe is CVE-2025-5164?: CVE-2025-5164 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-5164 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-5164?: CVE-2025-5164 affects Perfree Perfreeblog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-5164?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-5164 have an EU (EUVD) identifier?: Yes. CVE-2025-5164 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16255.
When was CVE-2025-5164 published?: CVE-2025-5164 was published on 2025-05-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:perfree:perfreeblog:4.0.11:*:*:*:*:*:*:*

More vulnerabilities in Perfree Perfreeblog

CVE-2023-30333 — Critical (CVSS 9.8): An arbitrary file upload vulnerability in the component /admin/ThemeController.java of PerfreeBlog v3.1.2 allows…
CVE-2023-27757 — Critical (CVSS 9.8): An arbitrary file upload vulnerability in the /admin/user/uploadImg component of PerfreeBlog v3.1.1 allows attackers to…
CVE-2025-29281 — High (CVSS 8.8): In PerfreeBlog version 4.0.11, regular users can exploit the arbitrary file upload vulnerability in the attach…
CVE-2025-60735 — High (CVSS 7.6): PerfreeBlog v4.0.11 has a File Upload vulnerability in the installPlugin function
CVE-2025-60731 — High (CVSS 7.6): PerfreeBlog v4.0.11 has a File Upload vulnerability in the installTheme function
CVE-2025-60730 — High (CVSS 7.6): PerfreeBlog v4.0.11 has an arbitrary file deletion vulnerability in the unInstallTheme function

All CVEs affecting Perfree Perfreeblog →

Other CWE-798 (Use of Hard-coded Credentials) vulnerabilities

CVE-2026-13768 — Critical (CVSS 10.0): Gardyn devices expose a privileged iothubowner key. Access to this key will allow a malicious user to invoke an IoTHub…
CVE-2026-45631 — Critical (CVSS 10.0): Dokploy is a free, self-hostable Platform as a Service (PaaS). From 0.27.0 to before 0.29.3, a hardcoded…
CVE-2026-22769 — Critical (CVSS 10.0): Dell RecoverPoint for Virtual Machines, versions prior to 6.0.3.1 HF1, contain a hardcoded credential vulnerability.…
CVE-2025-42890 — Critical (CVSS 10.0): SQL Anywhere Monitor (Non-GUI) baked credentials into the code,exposing the resources or functionality to unintended…
CVE-2025-7503 — Critical (CVSS 10.0): An OEM IP camera manufactured by Shenzhen Liandian Communication Technology LTD exposes a Telnet service (port 23) with…
CVE-2025-20309 — Critical (CVSS 10.0): A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session…

Browse all CWE-798 (Use of Hard-coded Credentials) vulnerabilities →