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High severity7.2NVD Advisory· Published Jun 4, 2026· Updated Jun 4, 2026

CVE-2019-25737

CVE-2019-25737

Description

Live Chat Unlimited 2.8.3 has a stored XSS vulnerability allowing unauthenticated users to inject scripts via the chat input, impacting the admin area.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Live Chat Unlimited 2.8.3 has a stored XSS vulnerability allowing unauthenticated users to inject scripts via the chat input, impacting the admin area.

Vulnerability

Live Chat Unlimited version 2.8.3 contains a stored cross-site scripting (XSS) vulnerability. This flaw exists in the chat input field, allowing unauthenticated attackers to inject malicious scripts. The vulnerability affects versions up to and including 2.8.3 [1].

Exploitation

An unauthenticated attacker can exploit this vulnerability by submitting payloads containing script tags and event handlers through the chat input field. These payloads are stored and later executed when viewed in the admin area [1].

Impact

Successful exploitation allows attackers to execute arbitrary JavaScript in the context of the admin area. This can lead to sensitive actions such as cookie theft or redirecting administrators to malicious websites, compromising the integrity and confidentiality of the application and its users [1].

Mitigation

Live Chat Unlimited version 2.8.3 is affected by this vulnerability. Information regarding a fixed version or a release date for a patch is not yet disclosed in the available references. No workarounds or EOL status are provided [1, 2].

References
  1. Live Chat Unlimited 2.8.3 Stored Cross-Site Scripting

AI Insight generated on Jun 4, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

3

Patches

0

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

4

News mentions

0

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