Server Side Request Forgery (SSRF)

github.com/t2bot/matrix-media-repo is vulnerable to Server Side Request Forgery SSRF. The vulnerability is due to MMR serving content from a private network it can access, under certain conditions, allows attackers to potentially access internal resources that would otherwise be protected...

Excessive Memory Consumption

github.com/t2bot/matrix-media-repo is vulnerable to Excessive Memory Consumption. The vulnerability is due to inadequate handling of large JSON responses, allowing an attacker to exhaust system memory and potentially crash the application...

CVE-2025-24024 Mjolnir v1.9.0 accepts commands from any room

Mjolnir is a moderation tool for Matrix. Mjolnir v1.9.0 responds to management commands from any room the bot is member of. This can allow users who aren't operators of the bot to use the bot's functions, including server administration components if enabled. Version 1.9.1 reverts the feature tha...

PT-2025-5265

Name of the Vulnerable Software and Affected Versions Mjolnir version 1.9.0 Description Mjolnir is a moderation tool for Matrix. It responds to management commands from any room the bot is a member of, potentially allowing users who are not operators to use the bot's functions, including server...

CVE-2025-24024: Lack of Administrator Control over Security

Mjolnir is a moderation tool for Matrix. Mjolnir v1.9.0 responds to management commands from any room the bot is member of. This can allow users who aren't operators of the bot to use the bot's functions, including server administration components if enabled. Version 1.9.1 reverts the feature tha...

mjolnir 安全漏洞

mjolnir is a Matrix open source auditing tool for Matrix. A security vulnerability exists in mjolnir version v1.9.0 that stems from the bot responding to administrative commands in any room, which could allow non-operator users to utilize the bot's functionality...

GO-2025-3397 matrix-media-repo (MMR) allows unauthenticated writes to the media repository, which may allow planting of problematic content in github.com/t2bot/matrix-media-repo

matrix-media-repo MMR allows unauthenticated writes to the media repository, which may allow planting of problematic content in github.com/t2bot/matrix-media-repo...

GO-2025-3398 matrix-media-repo (MMR) allows a denial of service through memory exhaustion in github.com/t2bot/matrix-media-repo

matrix-media-repo MMR allows a denial of service through memory exhaustion in github.com/t2bot/matrix-media-repo...

GO-2025-3401 matrix-media-repo (MMR) allows denial of service/high operating costs through unauthenticated downloads in github.com/t2bot/matrix-media-repo

matrix-media-repo MMR allows denial of service/high operating costs through unauthenticated downloads in github.com/t2bot/matrix-media-repo...

GO-2025-3400 Matrix Media Repo (MMR) allows untrusted file formats can be thumbnailed, invoking potentially further untrusted decoders in github.com/t2bot/matrix-media-repo

Matrix Media Repo MMR allows untrusted file formats can be thumbnailed, invoking potentially further untrusted decoders in github.com/t2bot/matrix-media-repo...

GO-2025-3399 Matrix Media Repo (MMR) allows Server-Side Request Forgery (SSRF) on redirects and federation in github.com/t2bot/matrix-media-repo

Matrix Media Repo MMR allows Server-Side Request Forgery SSRF on redirects and federation in github.com/t2bot/matrix-media-repo...

CVE-2024-56515

Matrix Media Repo MMR is a highly configurable multi-homeserver media repository for Matrix. If SVG or JPEGXL thumbnailers are enabled they are disabled by default, a user may upload a file which claims to be either of these types and request a thumbnail to invoke a different decoder in...

CVE-2024-36402

Matrix Media Repo MMR is a highly configurable multi-homeserver media repository for Matrix. MMR before version 1.3.5 allows, by design, unauthenticated remote participants to trigger a download and caching of remote media from a remote homeserver to the local media repository. Such content then...

CVE-2024-36403

Matrix Media Repo MMR is a highly configurable multi-homeserver media repository for Matrix. MMR before version 1.3.5 is vulnerable to unbounded disk consumption, where an unauthenticated adversary can induce it to download and cache large amounts of remote media files. MMR's typical operating...

CVE-2024-52602

Matrix Media Repo MMR is a highly configurable multi-homeserver media repository for Matrix. Matrix Media Repo MMR is vulnerable to server-side request forgery, serving content from a private network it can access, under certain conditions. This is fixed in MMR v1.3.8. Users are advised to upgrad...

CVE-2024-52791

Matrix Media Repo MMR is a highly configurable multi-homeserver media repository for Matrix. MMR makes requests to other servers as part of normal operation, and these resource owners can return large amounts of JSON back to MMR for parsing. In parsing, MMR can consume large amounts of memory and...

Matrix Media Repo (MMR) allows Server-Side Request Forgery (SSRF) on redirects and federation

Impact Matrix Media Repo MMR is vulnerable to server-side request forgery, serving content from a private network it can access, under certain conditions. Patches This is fixed in MMR v1.3.8. Workarounds Restricting which hosts MMR is allowed to contact via local firewall rules or a transparent...

GHSA-R6JG-JFV6-2FJV Matrix Media Repo (MMR) allows Server-Side Request Forgery (SSRF) on redirects and federation

Impact Matrix Media Repo MMR is vulnerable to server-side request forgery, serving content from a private network it can access, under certain conditions. Patches This is fixed in MMR v1.3.8. Workarounds Restricting which hosts MMR is allowed to contact via local firewall rules or a transparent...

CVE-2024-36402 Unauthenticated writes to the media repository allow planting of problematic content in Matrix Media Repo

Matrix Media Repo MMR is a highly configurable multi-homeserver media repository for Matrix. MMR before version 1.3.5 allows, by design, unauthenticated remote participants to trigger a download and caching of remote media from a remote homeserver to the local media repository. Such content then...

CVE-2024-36402 Unauthenticated writes to the media repository allow planting of problematic content in Matrix Media Repo

Matrix Media Repo MMR is a highly configurable multi-homeserver media repository for Matrix. MMR before version 1.3.5 allows, by design, unauthenticated remote participants to trigger a download and caching of remote media from a remote homeserver to the local media repository. Such content then...