CVE-2026-61453

Grav v2.0.0 contains a cross-site scripting vulnerability fixed in 2.0.1. The XSS blueprint validator Security::detectXss runs on raw page content before Twig processing. When Twig content processing is enabled twigcontent.processenabled: true, an attacker with page-write API permission can use...

CVE-2026-61451

CVE-2026-61451 affects Grav API plugin (grav-plugin-api)

CVE-2026-61451 Grav before 1.0.4 Password Reset Token Poisoning via admin_base_url

The Grav API plugin grav-plugin-api before 1.0.4 does not validate the origin of the client-supplied adminbaseurl field in the POST /api/v1/auth/forgot-password endpoint. The sanitizeHttpUrl function only checks that the URL scheme is http/https and never verifies the host against the server's ow...

EUVD-2026-44648

The Grav API plugin grav-plugin-api before 1.0.4 does not validate the origin of the client-supplied adminbaseurl field in the POST /api/v1/auth/forgot-password endpoint. The sanitizeHttpUrl function only checks that the URL scheme is http/https and never verifies the host against the server's ow...

CVE-2026-61451 Grav before 1.0.4 Password Reset Token Poisoning via admin_base_url

The Grav API plugin grav-plugin-api before 1.0.4 does not validate the origin of the client-supplied adminbaseurl field in the POST /api/v1/auth/forgot-password endpoint. The sanitizeHttpUrl function only checks that the URL scheme is http/https and never verifies the host against the server's ow...

CVE-2026-61451

The Grav API plugin grav-plugin-api before 1.0.4 does not validate the origin of the client-supplied adminbaseurl field in the POST /api/v1/auth/forgot-password endpoint. The sanitizeHttpUrl function only checks that the URL scheme is http/https and never verifies the host against the server's ow...

CVE-2026-61451 Grav before 1.0.4 Password Reset Token Poisoning via admin_base_url

The Grav API plugin grav-plugin-api before 1.0.4 does not validate the origin of the client-supplied adminbaseurl field in the POST /api/v1/auth/forgot-password endpoint. The sanitizeHttpUrl function only checks that the URL scheme is http/https and never verifies the host against the server's ow...

CVE-2026-61449

Grav 2.0.1 contains a decompression-bomb size-cap bypass in ZipArchiver and GPM\Installer. The size bound introduced in 2.0.1 sums the uncompressed size declared in each entry's ZIP central-directory header ZipArchive::statIndex'size' and rejects archives exceeding...

CVE-2026-61449 Grav before 2.0.2 Decompression Bomb via Forged ZIP Size

Grav 2.0.1 contains a decompression-bomb size-cap bypass in ZipArchiver and GPM\Installer. The size bound introduced in 2.0.1 sums the uncompressed size declared in each entry's ZIP central-directory header ZipArchive::statIndex'size' and rejects archives exceeding...

CVE-2026-61449

Summary of CVE-2026-61449 (Grav): Grav 2.0.1 contains a decompression-bomb size-cap bypass in ZipArchiver and GPM Installer. The new per-entry size bound (ZipArchive::statIndex()['size']) is summed against system.gpm.archive.max_uncompressed_size and blocks extraction before it, but the declared ...

CVE-2026-61449 Grav before 2.0.2 Decompression Bomb via Forged ZIP Size

Grav 2.0.1 contains a decompression-bomb size-cap bypass in ZipArchiver and GPM\Installer. The size bound introduced in 2.0.1 sums the uncompressed size declared in each entry's ZIP central-directory header ZipArchive::statIndex'size' and rejects archives exceeding...

CVE-2026-61449 Grav before 2.0.2 Decompression Bomb via Forged ZIP Size

Grav 2.0.1 contains a decompression-bomb size-cap bypass in ZipArchiver and GPM\Installer. The size bound introduced in 2.0.1 sums the uncompressed size declared in each entry's ZIP central-directory header ZipArchive::statIndex'size' and rejects archives exceeding...

CVE-2026-58655

The bundled Grav Flex Objects plugin getgrav/grav-plugin-flex-objects before 1.4.0 contains a stored server-side template injection vulnerability. When rendering dynamic collection or object titles, the plugin passes user-controlled frontmatter values page.header.flex.collection.title or...

CVE-2026-58655

The CVE concerns Grav’s Flex Objects plugin (getgrav/grav-plugin-flex-objects) prior to version 1.4.0. It enables a stored server-side template injection when rendering dynamic collection/object titles by passing user-controlled frontmatter (page.header.flex.collection.title or page.header.flex.o...

CVE-2026-58655 Grav Flex Objects - Server-Side Template Injection via Dynamic Titles

The bundled Grav Flex Objects plugin getgrav/grav-plugin-flex-objects before 1.4.0 contains a stored server-side template injection vulnerability. When rendering dynamic collection or object titles, the plugin passes user-controlled frontmatter values page.header.flex.collection.title or...

CVE-2026-58655 Grav Flex Objects - Server-Side Template Injection via Dynamic Titles

The bundled Grav Flex Objects plugin getgrav/grav-plugin-flex-objects before 1.4.0 contains a stored server-side template injection vulnerability. When rendering dynamic collection or object titles, the plugin passes user-controlled frontmatter values page.header.flex.collection.title or...

EUVD-2026-44633

The bundled Grav Flex Objects plugin getgrav/grav-plugin-flex-objects before 1.4.0 contains a stored server-side template injection vulnerability. When rendering dynamic collection or object titles, the plugin passes user-controlled frontmatter values page.header.flex.collection.title or...

PT-2026-60146

The Grav API plugin getgrav/grav-plugin-api before 2.0.4 contains an improper session invalidation vulnerability where JWT access tokens are issued without a jti JWT ID claim and therefore cannot be revoked server-side. Unlike refresh tokens, access tokens remain valid for their full lifetime...

CVE-2026-61453: Improper Neutralization of Input During Web Page Generation

Grav v2.0.0 contains a cross-site scripting vulnerability fixed in 2.0.1. The XSS blueprint validator Security::detectXss runs on raw page content before Twig processing. When Twig content processing is enabled twigcontent.processenabled: true, an attacker with page-write API permission can use...

CVE-2026-61457: Unrestricted Upload of File with Dangerous Type

The Grav API plugin getgrav/grav-plugin-api before 1.0.3 contains a file upload extension bypass in the API media controller. HandlesMediaUploads::validateFileExtension inspects only the final file extension via pathinfo$filename, PATHINFOEXTENSION, so a user with api.media.write permission can...