EvilNeko

EvilNeko EvilNeko is a project to automate orchestration of containers and operationalize Browser in the Browser BITB attacks for red teams. Inspired by research done by Mr. d0x here and to build off of the ideas in the EvilNoVNC project. The goal of the project is to improve on the current open...

neko-master

Neko Master See your network traffic clearly. Real-time monitoring · Traffic auditing · Multi-gateway support English | 中文 !IMPORTANT Disclaimer This project is a traffic analysis and visualization tool for local gateway environments. It does not provide any network access service, proxy...

Neko: Authorization bypass in legacy WebRTC input handling

Impact When legacy mode is enabled and session.implicithosting is enabled, the legacy WebRTC data channel incorrectly authorizes input events due to a logic error in LegacyIsHost. As a result, an authenticated room member may be able to send mouse and keyboard input through the legacy WebRTC...

GHSA-5CP7-FP4J-WWCV Neko: Authorization bypass in legacy WebRTC input handling

Impact When legacy mode is enabled and session.implicithosting is enabled, the legacy WebRTC data channel incorrectly authorizes input events due to a logic error in LegacyIsHost. As a result, an authenticated room member may be able to send mouse and keyboard input through the legacy WebRTC...

CVE-2026-116679

Neko is a a self-hosted virtual browser that runs in Docker and uses WebRTC. From version 3.0.0 until 3.1.5, Neko deployments with legacy mode and session.implicithosting enabled incorrectly authorize legacy WebRTC data-channel input because LegacyIsHost evaluates host status incorrectly. An...

CVE-2026-116679 Neko: Authorization bypass in legacy WebRTC input handling

Neko is a a self-hosted virtual browser that runs in Docker and uses WebRTC. From version 3.0.0 until 3.1.5, Neko deployments with legacy mode and session.implicithosting enabled incorrectly authorize legacy WebRTC data-channel input because LegacyIsHost evaluates host status incorrectly. An...

CVE-2026-116679

The self-hosted virtual browser Neko versions 3.0.0 through 3.1.4 are vulnerable to an authorization bypass in legacy WebRTC input handling. When legacy mode and session.implicit_hosting are enabled, the LegacyIsHost() function incorrectly evaluates host status. This allows an authenticated room ...

CVE-2026-116679 Neko: Authorization bypass in legacy WebRTC input handling

Neko is a a self-hosted virtual browser that runs in Docker and uses WebRTC. From version 3.0.0 until 3.1.5, Neko deployments with legacy mode and session.implicithosting enabled incorrectly authorize legacy WebRTC data-channel input because LegacyIsHost evaluates host status incorrectly. An...

CVE-2026-116679 Neko: Authorization bypass in legacy WebRTC input handling

Neko is a a self-hosted virtual browser that runs in Docker and uses WebRTC. From version 3.0.0 until 3.1.5, Neko deployments with legacy mode and session.implicithosting enabled incorrectly authorize legacy WebRTC data-channel input because LegacyIsHost evaluates host status incorrectly. An...

EUVD-2026-111245

Neko is a a self-hosted virtual browser that runs in Docker and uses WebRTC. From version 3.0.0 until 3.1.5, Neko deployments with legacy mode and session.implicithosting enabled incorrectly authorize legacy WebRTC data-channel input because LegacyIsHost evaluates host status incorrectly. An...

PT-2026-127746

Impact When legacy mode is enabled and session.implicit hosting is enabled, the legacy WebRTC data channel incorrectly authorizes input events due to a logic error in LegacyIsHost. As a result, an authenticated room member may be able to send mouse and keyboard input through the legacy WebRTC...

PT-2026-127181

Neko is a a self-hosted virtual browser that runs in Docker and uses WebRTC. From version 3.0.0 until 3.1.5, Neko deployments with legacy mode and session.implicit hosting enabled incorrectly authorize legacy WebRTC data-channel input because LegacyIsHost evaluates host status incorrectly. An...

CVE-2026-104828

HtmlUnit Neko is an HtmlUnit adaptation of NekoHTML. Prior to 5.4.0, HTMLWriterFilter writes decoded TEXTAREA and TITLE character content without entity encoding because both elements are treated as special content. During a parse-and-serialize round trip, entity references inside these escapable...

CVE-2026-104828 HtmlUnit Neko: Mutation XSS (mXSS) in HTMLWriterFilter - TEXTAREA/TITLE entity decode without re-encode

HtmlUnit Neko is an HtmlUnit adaptation of NekoHTML. Prior to 5.4.0, HTMLWriterFilter writes decoded TEXTAREA and TITLE character content without entity encoding because both elements are treated as special content. During a parse-and-serialize round trip, entity references inside these escapable...

au.gov.qld.services.selenium:selenium-helper (>=4.46.0.001, <=4.46.0.002), com.nordstrom.ui-tools:htmlunit-remote (4.46.0) +5 more potentially affected by CVE-2026-104828 via org.htmlunit:neko-htmlunit (5.3.0)

org.htmlunit:neko-htmlunit MAVEN version 5.3.0 is affected by a known vulnerability. The following packages have a transitive dependency on org.htmlunit:neko-htmlunit and may be impacted: - au.gov.qld.services.selenium:selenium-helper =4.46.0.001, =26.8.0, =26.8.0, =26.8.0, =26.8.1 -...

CVE-2026-104828

Prior to version 5.4.0 , HtmlUnit Neko (an adaptation of NekoHTML) is vulnerable to Mutation XSS (mXSS) in the HTMLWriterFilter component. The root cause is that the filter writes decoded TEXTAREA and TITLE character content without re-encoding because these elements are treated as special conten...

CVE-2026-104828 HtmlUnit Neko: Mutation XSS (mXSS) in HTMLWriterFilter - TEXTAREA/TITLE entity decode without re-encode

HtmlUnit Neko is an HtmlUnit adaptation of NekoHTML. Prior to 5.4.0, HTMLWriterFilter writes decoded TEXTAREA and TITLE character content without entity encoding because both elements are treated as special content. During a parse-and-serialize round trip, entity references inside these escapable...

EUVD-2026-102316

HtmlUnit Neko is an HtmlUnit adaptation of NekoHTML. Prior to 5.4.0, HTMLWriterFilter writes decoded TEXTAREA and TITLE character content without entity encoding because both elements are treated as special content. During a parse-and-serialize round trip, entity references inside these escapable...

CVE-2026-104828 HtmlUnit Neko: Mutation XSS (mXSS) in HTMLWriterFilter - TEXTAREA/TITLE entity decode without re-encode

HtmlUnit Neko is an HtmlUnit adaptation of NekoHTML. Prior to 5.4.0, HTMLWriterFilter writes decoded TEXTAREA and TITLE character content without entity encoding because both elements are treated as special content. During a parse-and-serialize round trip, entity references inside these escapable...

CVE-2026-104828

HtmlUnit Neko is an HtmlUnit adaptation of NekoHTML. Prior to 5.4.0, HTMLWriterFilter writes decoded TEXTAREA and TITLE character content without entity encoding because both elements are treated as special content. During a parse-and-serialize round trip, entity references inside these escapable...