CVE-2025-41085 Stored Cross-Site Scripting (XSS) in Apidog web platform

Stored Cross-Site Scripting XSS vulnerability type in Apidog in the version 2.7.15, where SVG image uploads are not properly sanitized. This allows attackers to embed malicious scripts in SVG files by sending a POST request to '/api/v1/user-avatar', which are then stored on the server and execute...

PT-2026-5898

Name of the Vulnerable Software and Affected Versions Apidog version 2.7.15 Description A stored Cross-Site Scripting XSS issue exists in Apidog version 2.7.15 due to improper sanitization of SVG image uploads. An attacker can embed malicious scripts within SVG files by sending a POST request to...

CVE-2026-21720

A flaw was found in Grafana. A remote attacker can exploit this vulnerability by sending a sustained volume of uncached /avatar/:hash requests. This action causes the system to create and block goroutines, which are lightweight concurrent functions, leading to a continuous increase in memory usag...

SUSE CVE-2026-21720

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the adminorownerrequired function in avatarview.py. An attacker can alter other users' profile images by sending crafted requests while authenticated with standard user privileges...

CVE-2026-21720

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

CVE-2026-21720

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

UBUNTU-CVE-2026-21720

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

Missing Release of Resource after Effective Lifetime

Overview github.com/grafana/grafana/pkg/api is an open and composable observability and data visualization platform. Affected versions of this package are vulnerable to Missing Release of Resource after Effective Lifetime via the /avatar/:hash endpoint. An attacker can exhaust system memory and...

EUVD-2026-4841

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

Missing Release of Resource after Effective Lifetime

Overview github.com/grafana/grafana/pkg/api/avatar is a tool for beautiful monitoring and metric analytics & dashboards for Graphite, InfluxDB & Prometheus & More. Affected versions of this package are vulnerable to Missing Release of Resource after Effective Lifetime via the /avatar/:hash...

CVE-2026-21720

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

CVE-2026-21720

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

CVE-2026-21720

CVE-2026-21720 affects Grafana’s /avatar/:hash handling: each uncached request spawns a goroutine to refresh Gravatar, and if the refresh sits in a 10-slot worker queue longer than three seconds the handler times out, causing the goroutine to block on an unbuffered channel. This can lead to linea...

CVE-2026-21720 Unauthenticated DoS: avatar cache leaks goroutines when /avatar/:hash requests time out

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

CVE-2026-21720 Unauthenticated DoS: avatar cache leaks goroutines when /avatar/:hash requests time out

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

CVE-2026-21720 Unauthenticated DoS: avatar cache leaks goroutines when /avatar/:hash requests time out

Every uncached /avatar/:hash request spawns a goroutine that refreshes the Gravatar image. If the refresh sits in the 10-slot worker queue longer than three seconds, the handler times out and stops listening for the result, so that goroutine blocks forever trying to send on an unbuffered channel...

Unauthenticated DoS in avatar cache in Grafana

Grafana is an open-source platform for monitoring and observability. The platform supports users having their own avatars, which can be sourced from the Gravatar service API. This uses a cache, to ensure that we don’t overload the service. If these requests time out after 3 seconds, a Goroutine i...

Grafana security vulnerabilities

Grafana is a set of open-source monitoring tools developed by Grafana Open Source, which provide a visual monitoring interface. This tool is primarily used for monitoring and analyzing Graphite, InfluxDB, and Prometheus. Grafana has a security vulnerability that arises from processing /avatar/:ha...

PT-2026-4877

Name of the Vulnerable Software and Affected Versions Grafana affected versions not specified Description The software can crash due to a memory exhaustion issue triggered by uncached requests to the /avatar/:hash endpoint. Each request spawns a goroutine to refresh the Gravatar image. If this...