CVE-2026-116849— WordPress StreamCast plugin <= 2.4.6 - Cross Site Scripting (XSS) vulnerability

Quick assessment

Affected

bPlugins StreamCast

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

bPlugins StreamCast 的 StreamCast 组件中存在“网页生成过程中输入未正确中和”漏洞（即跨站脚本攻击，XSS），可导致存储型跨站脚本攻击（Stored XSS）。该问题影响 StreamCast 的以下版本：从未知版本至 2.4.6（含）。

CVSS 6.5 · Medium Updated Oct 29, 2026

Possible ATT&CK Techniques 2 AI

T1055 · Process Injection T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

WordPress StreamCast plugin <= 2.4.6 - Cross Site Scripting (XSS) vulnerability

Source: CVE Program / CVE List V5

Vulnerability Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bPlugins StreamCast streamcast allows Stored XSS.This issue affects StreamCast: from n/a through 2.4.6.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

在Web页面生成时对输入的转义处理不恰当(跨站脚本)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
bPlugins	StreamCast	0 ~ 2.4.6	-

II. Public POCs for CVE-2026-116849

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-116849

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Other References for CVE-2026-116849 (1)

https://patchstack.com/database/wordpress/plugin/streamcast/vulnerability/wordpress-streamcast-plugin-2-4-6-cross-site-scripting-xss-vulnerability?_s_id=cve vdb-entry

https://www.cve.org/CVERecord?id=CVE-2026-116849

Same Patch Batch · bPlugins · 2026-10-29 · 4 CVEs total

CVE-2026-48195	6.5 MEDIUM	WordPress PDF Poster plugin <= 2.6.1 - Cross Site Scripting (XSS) vulnerability
CVE-2026-52709	6.5 MEDIUM	WordPress Video Gallery Block plugin <= 1.6.0 - Cross Site Scripting (XSS) vulnerability
CVE-2026-118097	6.5 MEDIUM	WordPress Flash & HTML5 Video plugin <= 2.14.0 - Cross Site Scripting (XSS) vulnerability

IV. Related Vulnerabilities

Same product: StreamCast

Same vendor: bPlugins

Same weakness: CWE-79