CVE-2025-9762CRITICAL 9.8EPSS p46.8%

CVE-2025-9762CVE-2025-9762

Description

The Post By Email plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the save_attachments function in all versions up to, and including, 1.0.4b. 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 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.66% probability of exploitation · percentile 46.8% · 2026-06-19T12:03:05Z
Published2025-09-30
Last modified2026-04-15

Underlying weaknesses· 1

CWE-78

References

  1. https://plugins.trac.wordpress.org/browser/post-by-email/tags/1.0.4b/class-post-by-email.php#L702
  2. https://www.wordfence.com/threat-intel/vulnerabilities/id/885eb923-8e69-416b-8494-a42a9465cfe0?source=cve

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.