CVE-2026-44695 Outline: Slack OAuth state can link a victim Outline account to an attacker Slack identity

Outline is a service that allows for collaborative documentation. Prior to 1.7.1, the Slack integration callback for GET /auth/slack.post accepts an unsigned, session-independent OAuth state value. A third party who can obtain a Slack OAuth code for the same Outline Slack client can make a...

CVE-2026-44695

Outline is a service that allows for collaborative documentation. Prior to 1.7.1, the Slack integration callback for GET /auth/slack.post accepts an unsigned, session-independent OAuth state value. A third party who can obtain a Slack OAuth code for the same Outline Slack client can make a...

CVE-2026-44695

Summary: CVE-2026-44695 affects Outline before version 1.7.1. The Slack OAuth flow for GET /auth/slack.post accepts an unsigned, session-independent OAuth state value. If an attacker can obtain a Slack OAuth code for the same Outline Slack client, they can cause a logged-in Outline user to comple...

CVE-2026-44695 Outline: Slack OAuth state can link a victim Outline account to an attacker Slack identity

Outline is a service that allows for collaborative documentation. Prior to 1.7.1, the Slack integration callback for GET /auth/slack.post accepts an unsigned, session-independent OAuth state value. A third party who can obtain a Slack OAuth code for the same Outline Slack client can make a...

CVE-2026-43889 Outline: Unauthorized Document Publication via Mixed collectionId+documentId Share

Outline is a service that allows for collaborative documentation. Prior to 1.7.0, the shares.create API accepts both collectionId and documentId simultaneously and, when published=false, only verifies read access for each—skipping the "share" permission check. A subsequent shares.update authorize...

CVE-2026-43888

Outline is a service that allows for collaborative documentation. Prior to 1.7.0, ZipHelper.extract computes the extraction path for each entry by passing a full filesystem path through trimFileAndExt, a filename helper that calls path.basename on its input when truncating. When a zip entry's...

CVE-2026-43886

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, a logic error in OAuthInterface.validateScope uses Array.some to validate requested OAuth scopes, causing the function to accept the entire scope array if any single scope is valid. An attacker can smuggle the...

CVE-2026-43886

Outline (0.84.0–1.6.1) suffers a logic error in OAuthInterface.validateScope() that uses Array.some() to validate requested scopes, causing any valid scope to validate the whole requested scope array and enable a wildcard via scope=read *. This can escalate a read‑only token to full unrestricted ...

CVE-2026-43886 Outline: OAuth Scope Validation Logic Error Allows Privilege Escalation to Wildcard API Access

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, a logic error in OAuthInterface.validateScope uses Array.some to validate requested OAuth scopes, causing the function to accept the entire scope array if any single scope is valid. An attacker can smuggle the...

CVE-2026-43887 Outline: Stored XSS via Comment Mentions

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, the Outline comment section permits users to mention other users; however, the backend does not validate or sanitize the href attribute associated with these mentions. As a result, potentially dangerous...

CVE-2026-43887 Outline: Stored XSS via Comment Mentions

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, the Outline comment section permits users to mention other users; however, the backend does not validate or sanitize the href attribute associated with these mentions. As a result, potentially dangerous...

CVE-2026-43887

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, the Outline comment section permits users to mention other users; however, the backend does not validate or sanitize the href attribute associated with these mentions. As a result, potentially dangerous...

EUVD-2026-29331

Outline is a service that allows for collaborative documentation. From 0.84.0 to 1.6.1, the Outline comment section permits users to mention other users; however, the backend does not validate or sanitize the href attribute associated with these mentions. As a result, potentially dangerous...

CVE-2026-43887

Outline is a collaborative documentation service. From 0.84.0 to 1.6.1, the comment feature allows mentions of other users, but the backend does not validate or sanitize the href of mentions, permitting dangerous protocols (e.g., javascript:) to slip through and enable client-side code execution....

Outline 路径遍历漏洞

Outline is an open-source knowledge base developed by Outline. Versions of Outline prior to 1.7.0 contained a path traversal vulnerability. This vulnerability stemmed from ZipHelper.extract’s use of trimFileAndExt to pass the entire file system path during path extraction. When the nested paths o...

Outline 安全漏洞

Outline is an open-source knowledge base developed by Outline. Versions of Outline prior to 1.7.0 contained security vulnerabilities. These vulnerabilities stemmed from the shares.create API, which accepted both collectionId and documentId. When published=false was set, only read access for each...

Outline 跨站脚本漏洞

Outline is an open-source knowledge base developed by Outline. Versions 0.84.0 to 1.6.1 of Outline contain a cross-site scripting vulnerability. This vulnerability arises from the comment section, where users are allowed to mention others. However, the backend does not validate or clean up the hr...

PT-2026-39855

Name of the Vulnerable Software and Affected Versions Outline versions 0.84.0 through 1.6.1 Description The comment section allows users to mention other users, but the backend fails to validate or sanitize the href attribute associated with these mentions. This allows the use of dangerous...

Outline 安全漏洞

Outline is an open-source knowledge base developed by Outline. Versions 0.84.0 to 1.7.0 of Outline contain security vulnerabilities. These vulnerabilities stem from a corrupted authorization pattern in the subscriptions.create API endpoint. When both collectionId and documentId are provided...

PT-2026-39856

Name of the Vulnerable Software and Affected Versions Outline versions prior to 1.7.0 Description An issue exists in the ZipHelper.extract function where the extraction path for each entry is computed by passing a full filesystem path through trimFileAndExt. This helper function uses path.basenam...