THREATPORT/VULNERABILITY/CVE-2021-24236
CRITICAL SEVERITY

CVE-2021-24236

Imagements vulnerability

CVSS
9.8
EPSS
7.1%
EPSS pct
94th
Exploited
No known
The Imagements WordPress plugin through 1.2.5 allows images to be uploaded in comments, however only checks for the Content-Type in the request to forbid dangerous files. This allows unauthenticated attackers to upload arbitrary files by using a valid image Content-Type along with a PHP filename and code, leading to RCE.
Affected vendor
Imagements Project
Affected product
Imagements
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-434 — Unrestricted Upload of File with Dangerous Type
Published
2021-05-06

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 7.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2021-24236

  • Confirm whether Imagements Project Imagements is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-24236.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-24236

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-24236 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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