What is CVE-2024-1983?

CVE-2024-1983 is a high-severity vulnerability in Plugin-Planet Simple Ajax Chat, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 7.1/10. Published 2024-03-20.

How severe is CVE-2024-1983?

High severity. CVSS v3 base score is 7.1 out of 10.

Is CVE-2024-1983 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Plugin-Planet Simple Ajax Chat

CVE-2024-1983

The Simple Ajax Chat WordPress plugin before 20240223 does not prevent visitors from using malicious Names when using the chat, which will be reflected unsanitized to other users.

Published 2024-03-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (36.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Plugin-Planet Simple Ajax Chat
Simple Ajax Chat — versions 0

Public proof-of-concept exploits

References

wpscan.com/vulnerability/bf3a31de-a227-4db1-bd18-ce6a78dc96fb/ (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2024-1983?: CVE-2024-1983 is a high-severity vulnerability in Plugin-Planet Simple Ajax Chat, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 7.1/10. Published 2024-03-20.
How severe is CVE-2024-1983?: High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2024-1983 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.