Cyber Resilience

CVE-2023-0899

MediumPublic PoC

Published: 24 April 2023

Published
24 April 2023
Modified
04 February 2025
KEV Added
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Patch
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CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0022 44.5th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-0899 is a medium-severity an unspecified weakness vulnerability in Wp Live Chat Shoutbox Project Wp Live Chat Shoutbox. Its CVSS base score is 6.1 (Medium).

Operationally, ranked at the 44.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

The Steveas WP Live Chat Shoutbox WordPress plugin through 1.4.2 does not sanitise and escape a parameter before outputting it back in the Shoutbox, leading to Stored Cross-Site Scripting which could be used against high privilege users such as admins.

CWE(s)
None listed

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

wp live chat shoutbox project
wp live chat shoutbox
≤ 1.4.2

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References