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ExploitedNot in CISA KEV yet

CVE-2021-24284

Exploitation confirmed. First attested on 2022-07-13 by GCVE · kevintel, GCVE · shadowserver.

  • Published2021-05-14
  • WeaknessCWE-434

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The Kaswara Modern VC Addons WordPress plugin through 3.0.1 allows unauthenticated arbitrary file upload via the 'uploadFontIcon' AJAX action. The supplied zipfile being unzipped in the wp-content/uploads/kaswara/fonts_icon directory with no checks for malicious files such as PHP.

Timeline

dates in UTC
  1. 2021-05-1412:15CVE publishedNVD
  2. 2022-07-1310:52Listed as exploited by GCVEGCVE
  3. 2022-07-1310:52Exploitation first reportedGCVE

Versions per branch

NVD
Kaswara project kaswara
BranchAffectedFixed in
3.0≤ 3.0.1no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-04 22:56 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

  • GCVEexploitation2022-07-13
  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • CNAweakness (CWE)CWE-434known since 2026-10-23
  • FIRST EPSSEPSS score42.1 %read 2026-11-04
  • ProjectDiscoverydetectionread 2026-11-04

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2021-05-14
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2021-24284?

The Kaswara Modern VC Addons WordPress plugin through 3.0.1 allows unauthenticated arbitrary file upload via the 'uploadFontIcon' AJAX action. The supplied zipfile being unzipped in the wp-content/uploads/kaswara/fonts_icon directory with no checks for malicious files such as PHP.

Is CVE-2021-24284 actively exploited?

Active exploitation of CVE-2021-24284 has not been confirmed. Its EPSS score was 42.1% on 2026-11-04, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-24284?

CVE-2021-24284 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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