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Public proof of conceptFix available

CVE-2024-31351

A public proof of concept exists; no exploitation attested.

  • Published2024-05-17
  • Fixed in1.7
  • 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

Unrestricted Upload of File with Dangerous Type vulnerability in Copymatic Copymatic – AI Content Writer & Generator.This issue affects Copymatic – AI Content Writer & Generator: from n/a through 1.6.

Timeline

dates in UTC
  1. 2024-05-1707:16CVE publishedNVD
  2. 2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-31351?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-31351?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP
Copymatic
BranchAffectedFixed in
1.7< 1.71.7
1.6≤ 1.6no fix published

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

Fix

  1. Update Copymatic to 1.7

Detection

read 2026-10-23 19:24 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverifiedKTN1990/CVE-2024-31351_wordpress_exploit
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionnone2024-05-20
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.110read 2026-10-23
  • NVDCVSS 3.19.8read 2026-10-23
  • CNAweakness (CWE)CWE-434read 2026-10-23
  • FIRST EPSSEPSS score1.6 %2026-10-22
  • PoC-in-GitHubproof of concept1read 2026-10-23

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
2024-05-17
Last Modified
2026-06-17
NVD status
Analyzed

Frequently asked questions

What is CVE-2024-31351?

Unrestricted Upload of File with Dangerous Type vulnerability in Copymatic Copymatic – AI Content Writer & Generator.This issue affects Copymatic – AI Content Writer & Generator: from n/a through 1.6.

Is CVE-2024-31351 actively exploited?

Active exploitation of CVE-2024-31351 has not been confirmed. Its EPSS score was 1.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-31351?

CVE-2024-31351 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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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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