CVE-2026-39857: Exposure of Sensitive Information to an Unauthorized Actor

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain an authorization bypass vulnerability in the choices and counts query parameters of the REST API, where these query builders execute MongoDB distinct operations that bypass the publicApiProjection...

ApostropheCMS security vulnerability

ApostropheCMS is a full-stack content management system open source by Apostrophe Technologies. Versions of ApostropheCMS 4.28.0 and earlier contained security vulnerabilities. These vulnerabilities were due to an authorization bypass in the choices and counts query parameters of the REST API,...

ApostropheCMS security vulnerability

ApostropheCMS is a full-stack content management system open source by Apostrophe Technologies. Versions of ApostropheCMS 4.28.0 and earlier contained security vulnerabilities. These vulnerabilities were caused by storage cross-site scripting vulnerabilities in SEO-related fields, which could lea...

ApostropheCMS security vulnerability

ApostropheCMS is a full-stack content management system open source by Apostrophe Technologies. Versions of ApostropheCMS 4.28.0 and earlier contained security vulnerabilities. These vulnerabilities were caused by a storage-side cross-site scripting vulnerability in the @apostrophecms/color-field...

ApostropheCMS security vulnerability

ApostropheCMS is a full-stack content management system open source by Apostrophe Technologies. Versions of ApostropheCMS 4.28.0 and earlier contained security vulnerabilities. These vulnerabilities were caused by an authorization bypass in the getRestQuery method of the @apostrophecms/piece-type...

PT-2026-33170

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain an authorization bypass vulnerability in the getRestQuery method of the @apostrophecms/piece-type module, where the method checks whether a MongoDB projection has already been set before applying...

PT-2026-33174

Name of the Vulnerable Software and Affected Versions ApostropheCMS versions prior to 4.29.0 sanitize-html version 2.17.1 Description A regression in the sanitize-html package allows a bypass of allowedTags enforcement for text within nonTextTagsArray elements, specifically textarea and option. T...

PT-2026-33119

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

CVE-2026-33877: Observable Timing Discrepancy

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint /api/v1/@apostrophecms/login/reset-request that allows unauthenticated username and email enumeration. When a user is not found,...

ApostropheCMS security vulnerability

ApostropheCMS is a full-stack content management system open source by Apostrophe Technologies. Versions of ApostropheCMS 4.28.0 and earlier contained security vulnerabilities. These vulnerabilities stemmed from a timing side channel vulnerability in the password reset endpoint, which could lead ...

CVE-2026-32730

ApostropheCMS is an open-source content management framework. Prior to version 4.28.0, the bearer token authentication middleware in @apostrophecms/express/index.js lines 386-389 contains an incorrect MongoDB query that allows incomplete login tokens — where the password was verified but TOTP/MFA...

CVE-2026-32730

ApostropheCMS is an open-source content management framework. Prior to version 4.28.0, the bearer token authentication middleware in @apostrophecms/express/index.js lines 386-389 contains an incorrect MongoDB query that allows incomplete login tokens — where the password was verified but TOTP/MFA...

CVE-2026-32731

ApostropheCMS is an open-source content management framework. Prior to version 3.5.3 of @apostrophecms/import-export, The extract function in gzip.js constructs file-write paths using fs.createWriteStreampath.joinexportPath, header.name. path.join does not resolve or sanitise traversal segments...

CVE-2026-32731 ApostropheCMS has Arbitrary File Write (Zip Slip / Path Traversal) in Import-Export Gzip Extraction

ApostropheCMS is an open-source content management framework. Prior to version 3.5.3 of @apostrophecms/import-export, The extract function in gzip.js constructs file-write paths using fs.createWriteStreampath.joinexportPath, header.name. path.join does not resolve or sanitise traversal segments...

CVE-2026-32731

ApostropheCMS is an open-source content management framework. Prior to version 3.5.3 of @apostrophecms/import-export, The extract function in gzip.js constructs file-write paths using fs.createWriteStreampath.joinexportPath, header.name. path.join does not resolve or sanitise traversal segments...

CVE-2026-32731 ApostropheCMS has Arbitrary File Write (Zip Slip / Path Traversal) in Import-Export Gzip Extraction

ApostropheCMS is an open-source content management framework. Prior to version 3.5.3 of @apostrophecms/import-export, The extract function in gzip.js constructs file-write paths using fs.createWriteStreampath.joinexportPath, header.name. path.join does not resolve or sanitise traversal segments...

CVE-2026-32731 ApostropheCMS has Arbitrary File Write (Zip Slip / Path Traversal) in Import-Export Gzip Extraction

ApostropheCMS is an open-source content management framework. Prior to version 3.5.3 of @apostrophecms/import-export, The extract function in gzip.js constructs file-write paths using fs.createWriteStreampath.joinexportPath, header.name. path.join does not resolve or sanitise traversal segments...

CVE-2026-32731

CVE-2026-32731 affects ApostropheCMS via the @apostrophecms/import-export gzip extractor. The extract(filepath, exportPath) uses fs.createWriteStream(path.join(exportPath, header.name)) without sanitising path traversal, allowing Zip Slip if a crafted .tar.gz is uploaded by a user with Global Con...

CVE-2026-32730

CVE-2026-32730 affects ApostropheCMS: the bearer token authentication flow can bypass MFA/TOTP if a password-verification token (incompleteToken) is used as a bearer token. The root cause is a MongoDB query bug in the getBearer() logic: it checks for requirementsToVerify with $ne: [] (not equal t...

CVE-2026-32730 ApostropheCMS MFA/TOTP Bypass via Incorrect MongoDB Query in Bearer Token Middleware

ApostropheCMS is an open-source content management framework. Prior to version 4.28.0, the bearer token authentication middleware in @apostrophecms/express/index.js lines 386-389 contains an incorrect MongoDB query that allows incomplete login tokens — where the password was verified but TOTP/MFA...