CVE-2023-0899

CVE-2023-0899 is a medium-severity vulnerability in Wp Live Chat Shoutbox Project Wp Live Chat Shoutbox with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is CVE-2023-0899?
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.
How severe is CVE-2023-0899?
CVE-2023-0899 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-0899 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0899?
CVE-2023-0899 affects Wp Live Chat Shoutbox Project Wp Live Chat Shoutbox. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0899?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-0899 published?
CVE-2023-0899 was published on 2023-04-24 and last updated on 2026-06-17.

References

Affected products (1)

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