TinaCMS - Path Traversal

TinaCMS CLI 2.1.8 contains a file system read vulnerability caused by disabled Vite server.fs.strict setting, letting unauthenticated attackers read arbitrary files on the host system, exploit requires access to the dev server. id: CVE-2026-29066 info: name: TinaCMS - Path Traversal author:...

CVE-2026-59992

creationtimestamp| type| source ---|---|--- 2026-08-19 22:35:05+00:00| published-proof-of-concept| https://github.com/tinacms/tinacms/security/advisories/GHSA-8mq9-5fw2-5rm4...

CVE-2026-63123

creationtimestamp| type| source ---|---|--- 2026-08-19 22:35:02+00:00| published-proof-of-concept| https://github.com/tinacms/tinacms/security/advisories/GHSA-rgr9-r7mj-mf6x...

CVE-2026-59992

Tina is a headless content management system. Prior to next-tinacms-s3 23.0.4, next-tinacms-dos 23.0.4, next-tinacms-azure 14.0.4, and next-tinacms-cloudinary 26.0.4, the first-party production media adapters pass attacker-controlled object keys to storage SDK upload and delete operations without...

GHSA-RGR9-R7MJ-MF6X Tina: Cross-origin `POST /media/upload/*` requests can write arbitrary files into the Tina dev server media root

Summary A browser-based cross-origin request flaw in the Tina dev server allows an attacker-controlled website to cause arbitrary file creation inside the configured media upload directory on a developer machine running tinacms dev. No manual file upload is required. The attacker page builds the...

Tina: Cross-origin `POST /media/upload/*` requests can write arbitrary files into the Tina dev server media root

Summary A browser-based cross-origin request flaw in the Tina dev server allows an attacker-controlled website to cause arbitrary file creation inside the configured media upload directory on a developer machine running tinacms dev. No manual file upload is required. The attacker page builds the...

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in next-tinacms-s3 and sibling production media adapters vulnerability discovered by ? in WordPress Npm next-tinacms-s3 versions 23.0.4...

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in next-tinacms-s3 and sibling production media adapters vulnerability discovered by ? in WordPress Npm next-tinacms-azure versions 14.0.4...

GHSA-8MQ9-5FW2-5RM4 Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

Summary The production media handler shipped by next-tinacms-s3 createMediaHandler in packages/next-tinacms-s3/src/handlers.ts accepts an attacker-chosen ?key= query parameter and returns an AWS-signed PutObject URL whose Key is that value, with no check that the key falls under the operator's...

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in next-tinacms-s3 and sibling production media adapters vulnerability discovered by ? in WordPress Npm next-tinacms-dos versions 23.0.4...

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

NPM: Tina: Broken Access Control: arbitrary bucket-key write/delete in next-tinacms-s3 and sibling production media adapters vulnerability discovered by ? in WordPress Npm next-tinacms-cloudinary versions 26.0.4...

Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

Summary The production media handler shipped by next-tinacms-s3 createMediaHandler in packages/next-tinacms-s3/src/handlers.ts accepts an attacker-chosen ?key= query parameter and returns an AWS-signed PutObject URL whose Key is that value, with no check that the key falls under the operator's...

CVE-2026-63123

In TinaCMS CLI before 2.5.2, the Vite dev server CORS handler returns false for disallowed origins without rejecting the request, allowing cross-origin POST /media/upload/* to write attacker-controlled files into the dev server's media root. A remote attacker exploits this by luring a developer t...

CVE-2026-63123 Tina: Cross-origin `POST /media/upload/*` requests can write arbitrary files into the Tina dev server media root

Tina is a headless content management system. Prior to 2.5.2, the TinaCMS CLI package's Vite dev server packages/@tinacms/cli/src/next/vite/cors.ts origin callback returns false for a disallowed origin but does not reject the request, and packages/@tinacms/cli/src/next/vite/plugins.ts still route...

EUVD-2026-62971

Tina is a headless content management system. Prior to 2.5.2, the TinaCMS CLI package's Vite dev server packages/@tinacms/cli/src/next/vite/cors.ts origin callback returns false for a disallowed origin but does not reject the request, and packages/@tinacms/cli/src/next/vite/plugins.ts still route...

CVE-2026-59992

Authenticated CMS editors can pass arbitrary object keys to PutObject/DeleteObject calls across four media adapters (S3, DOS, Azure, Cloudinary), bypassing mediaRoot boundaries. Fix: upgrade to next-tinacms-s3 23.0.4, next-tinacms-dos 23.0.4, next-tinacms-azure 14.0.4, or next-tinacms-cloudinary ...

CVE-2026-59992 Tina: Broken Access Control: arbitrary bucket-key write/delete in `next-tinacms-s3` (and sibling production media adapters)

Tina is a headless content management system. Prior to next-tinacms-s3 23.0.4, next-tinacms-dos 23.0.4, next-tinacms-azure 14.0.4, and next-tinacms-cloudinary 26.0.4, the first-party production media adapters pass attacker-controlled object keys to storage SDK upload and delete operations without...

CVE-2026-55661

Tina is a headless content management system. In versions prior to @tinacms/mdx 2.1.7 and tinacms 3.9.3, rich-text parsing and the default link/image renderers did not sanitize the url field on Slate link/image nodes. Content containing javascript: or data:text/html URLs — including case-variant,...

CVE-2026-54074

Tina is a headless content management system. @tinacms/cli versions prior to 2.4.3 contain a Remote Code Execution vulnerability in the Forestry-to-Tina migration command. The internal helper addVariablesToCode unquotes any value matching the marker "TINAINTERNAL:::.?:::" inside the stringified...

CVE-2026-55660 TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover

Tina is a headless content management system. In versions prior to @tinacms/app 2.5.6 and tinacms 3.9.3, cross-origin postMessage handlers and a rich-text URL-sanitization bypass enable stored XSS and session takeover. The library registers window message listeners — the useTina overlay handler,...