CVE-2026-16251

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

CVE-2026-16251

Mattermost versions 11.10.x <= 11.10.0 , 11.7.x <= 11.7.9 , 11.9.x <= 11.9.1 , and 11.8.x

CVE-2026-16251 Mattermost local image proxy allows server memory exhaustion via unbounded image response buffering

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

CVE-2026-16251 Mattermost local image proxy allows server memory exhaustion via unbounded image response buffering

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

EUVD-2026-102750

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

CVE-2026-16251

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

CVE-2026-16251 Mattermost local image proxy allows server memory exhaustion via unbounded image response buffering

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

PT-2026-115505

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

CVE-2026-16251: Allocation of Resources Without Limits or Throttling

Mattermost versions 11.10.x = 11.10.0, 11.7.x = 11.7.9, 11.9.x = 11.9.1, 11.8.x = 11.8.5 fail to limit the size of remote image responses buffered in memory during local image proxy direct fetches, which allows a remote attacker to cause memory exhaustion on the server via a crafted oversized ima...

Mattermost resource management error vulnerability

Mattermost versions 11.10.0 and earlier of 11.10.x series, 11.7.9 and earlier of 11.7.x series, 11.9.1 and earlier of 11.9.x series, and 11.8.5 and earlier of 11.8.x series have a resource management vulnerability. This vulnerability stems from the local image proxy’s inability to limit the size ...

SUSE CVE-2026-48788

Remark42 is a self-hosted comment engine for blogs, articles, or any other place where readers can add comments. Versions 1.6.0 through 1.15.0 contain a Cross-Site Scripting XSS vulnerability exploitable through content-type spoofing. The Remark42 image proxy fetches an arbitrary remote URL and...

Retool < 3.88 - SVG Cross-Site Scripting Detection

This template checks for SVG Cross-Site ScriptingXSS vulnerability via the Image Proxy URL parameter in Retool. !/usr/bin/env python3 -- coding: utf-8 -- """This template checks for SVG Cross-Site ScriptingXSS vulnerability via the Image Proxy URL parameter in Reto.""" from kittysploit import fro...

CVE-2026-54242

Statamic is a Laravel and Git powered content management system CMS. Prior to 5.73.24 and 6.20.1, the Glide image proxy's URL validation in src/Imaging/RemoteUrlValidator.php and src/Imaging/GuzzleAdapter.php could be bypassed using DNS rebinding. The remote hostname was validated as publicly...

CVE-2026-54242 Statamic: Server-Side Request Forgery via Glide (DNS rebinding)

Statamic is a Laravel and Git powered content management system CMS. Prior to 5.73.24 and 6.20.1, the Glide image proxy's URL validation in src/Imaging/RemoteUrlValidator.php and src/Imaging/GuzzleAdapter.php could be bypassed using DNS rebinding. The remote hostname was validated as publicly...

CVE-2026-54242 Statamic: Server-Side Request Forgery via Glide (DNS rebinding)

Statamic is a Laravel and Git powered content management system CMS. Prior to 5.73.24 and 6.20.1, the Glide image proxy's URL validation in src/Imaging/RemoteUrlValidator.php and src/Imaging/GuzzleAdapter.php could be bypassed using DNS rebinding. The remote hostname was validated as publicly...

CVE-2026-54242

Statamic is a Laravel and Git powered content management system CMS. Prior to 5.73.24 and 6.20.1, the Glide image proxy's URL validation in src/Imaging/RemoteUrlValidator.php and src/Imaging/GuzzleAdapter.php could be bypassed using DNS rebinding. The remote hostname was validated as publicly...

CVE-2026-61520

Simple Machines Forum 2.1 prior to commit b4d23df fixed in 2.1.8 and 3.0 prior to commit 4bf35cf contains a server-side request forgery vulnerability in the image proxy that allows authenticated attackers to trigger internal HTTP requests by embedding attacker-controlled URLs in BBCode image tags...

CVE-2026-61520

Simple Machines Forum 2.1 prior to commit 4bf35cf and 3.0 prior to commit b4d23df contains a server-side request forgery vulnerability in the image proxy that allows authenticated attackers to trigger internal HTTP requests by embedding attacker-controlled URLs in BBCode image tags, which the pro...

CVE-2026-61520

Simple Machines Forum 2.1 prior to commit 4bf35cf and 3.0 prior to commit b4d23df contains a server-side request forgery vulnerability in the image proxy that allows authenticated attackers to trigger internal HTTP requests by embedding attacker-controlled URLs in BBCode image tags, which the pro...

EUVD-2026-44490

Simple Machines Forum 2.1 prior to commit 4bf35cf and 3.0 prior to commit b4d23df contains a server-side request forgery vulnerability in the image proxy that allows authenticated attackers to trigger internal HTTP requests by embedding attacker-controlled URLs in BBCode image tags, which the pro...