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TI-2025-21031 Aliases CVE-2025-29281GHSA-f6c5-v8pr-pwg7

In PerfreeBlog version 4.0.11, regular users can exploit the arbitrary file upload…

Priority HIGH 73CWE-94Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-94.

Summary

In PerfreeBlog version 4.0.11, regular users can exploit the arbitrary file upload vulnerability in the attach component to upload arbitrary files and execute code within them.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00767 55th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:perfree:perfreeblog:4.0.11:*:*:*:*:*:*:*4.0.11Vulnerableperfree
  • cpe:2.3:a:perfree:perfreeblog:4.0.11:*:*:*:*:*:*:* Versions 4.0.11 Vulnerable ·perfree

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-29281
  2. 2026-10-03 Alias added: GHSA-f6c5-v8pr-pwg7

References

Exploit 1

  • TI-2025-21072 PerfreeBlog v4.0.11 has a directory traversal vulnerability in the getThemeFilesByName function. CVSS 3.1HIGH 7.5
  • TI-2023-21565 An issue in Perfree PerfreeBlog v.3.1.2 allows a remote attacker to execute arbitrary… CVSS 3.1HIGH 7.2
  • TI-2025-37803 PerfreeBlog v4.0.11 has a File Upload vulnerability in the installPlugin function CVSS 3.1HIGH 7.6
  • TI-2025-37802 PerfreeBlog v4.0.11 has a File Upload vulnerability in the installTheme function CVSS 3.1HIGH 7.6
  • TI-2025-37801 PerfreeBlog v4.0.11 has an arbitrary file deletion vulnerability in the unInstallTheme function CVSS 3.1HIGH 7.6
  • TI-2025-21073 PerfreeBlog v4.0.11 has an arbitrary file read vulnerability in the getThemeFileContent function. CVSS 3.1HIGH 7.5
See all 13 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences