CVE-2025-11521HIGH 8.1EPSS p33.6%

CVE-2025-11521CVE-2025-11521

Description

The Astra Security Suite – Firewall & Malware Scan plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient validation of remote URLs for zip downloads and an easily guessable key in all versions up to, and including, 0.2. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

Scoring

CVSS 3.18.1 (HIGH)
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.42% probability of exploitation · percentile 33.6% · 2026-06-18T12:00:27Z
Published2025-11-11
Last modified2026-04-15

Underlying weaknesses· 1

CWE-285

References

  1. https://wordpress.org/plugins/getastra/
  2. https://www.wordfence.com/threat-intel/vulnerabilities/id/f99a6b5c-e95d-49d0-a4b2-1d7188447da1?source=cve

1

TypeTargetConfidenceTier
WeaknessImproper Authorizationcwe-2850%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-12153
CVE
CVE-2025-10041
CVE
CVE-2025-12171
CVE
CVE-2025-5395
CVE
CVE-2025-10647
CVE
CVE-2025-12966
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.