BIT-DISCOURSE-2023-36818

Discourse is an open source discussion platform. In affected versions a request to create or update custom sidebar section can cause a denial of service. This issue has been patched in commit 52b003d915. Users are advised to upgrade. There are no known workarounds for this vulnerability...

BIT-DISCOURSE-2023-37467

Discourse is an open source discussion platform. Prior to version 3.1.0.beta7 of the beta and tests-passed branches, a CSP Content Security Policy nonce reuse vulnerability was discovered could allow cross-site scripting XSS attacks to bypass CSP protection for anonymous i.e. unauthenticated user...

BIT-ENVOY-2022-21657 X.509 Extended Key Usage and Trust Purposes bypass in Envoy

Envoy is an open source edge and service proxy, designed for cloud-native applications. In affected versions Envoy does not restrict the set of certificates it accepts from the peer, either as a TLS client or a TLS server, to only those certificates that contain the necessary extendedKeyUsage...

BIT-DISCOURSE-2023-37904 Discourse Race Condition in Accept Invite

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, more users than permitted could be created from invite links. The issue is patched in version 3.0.6 of the stable branch and version...

BIT-MEMCACHED-2023-27478

libmemcached-awesome is an open source C/C++ client library and tools for the memcached server. libmemcached could return data for a previously requested key, if that previous request timed out due to a low POLLTIMEOUT. This issue has been addressed in version 1.1.4. Users are advised to upgrade...

BIT-MASTODON-2024-23832 Mastodon Remote user impersonation and takeover

Mastodon is a free, open-source social network server based on ActivityPub Mastodon allows configuration of LDAP for authentication. Due to insufficient origin validation in all Mastodon, attackers can impersonate and take over any remote account. Every Mastodon version prior to 3.5.17 is...

BIT-DISCOURSE-2023-37906 Discourse vulnerable to DoS via post edit reason

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, a malicious user can edit a post in a topic and cause a DoS with a carefully crafted edit reason. The issue is patched in version 3.0.6 of th...

BIT-DISCOURSE-2023-38498 Discourse vulnerable to DoS via defer queue

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, a malicious user can prevent the defer queue from proceeding promptly on sites hosted in the same multisite installation. The issue is patche...

BIT-GRAFANA-2022-39201 Data source and plugin proxy endpoints could leak the authentication cookie to some destination plugins

Grafana is an open source observability and data visualization platform. Starting with version 5.0.0 and prior to versions 8.5.14 and 9.1.8, Grafana could leak the authentication cookie of users to plugins. The vulnerability impacts data source and plugin proxy endpoints under certain conditions...

BIT-DISCOURSE-2023-38684 Discourse vulnerable to ossible DDoS due to unbounded limits in various controller actions

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, in multiple controller actions, Discourse accepts limit params but does not impose any upper bound on the values being accepted. Without an...

BIT-DISCOURSE-2023-38685 Discourse's restricted tag information visible to unauthenticated users

Discourse is an open source discussion platform. Prior to version 3.0.6 of the stable branch and version 3.1.0.beta7 of the beta and tests-passed branches, information about restricted-visibility topic tags could be obtained by unauthorized users. The issue is patched in version 3.0.6 of the stab...

BIT-DISCOURSE-2023-38706 Discourse vulnerable to DoS via drafts

Discourse is an open-source discussion platform. Prior to version 3.1.1 of the stable branch, a malicious user can create an unlimited number of drafts with very long draft keys which may end up exhausting the resources on the server. The issue is patched in version 3.1.1 of the stable branch...

BIT-GRAFANA-2022-39307 Grafana subject to Exposure of Sensitive Information resulting in User enumeration via forget password

Grafana is an open-source platform for monitoring and observability. When using the forget password on the login page, a POST request is made to the /api/user/password/sent-reset-email URL. When the username or email does not exist, a JSON response contains a “user not found” message. This leaks...

BIT-DISCOURSE-2023-40588 Discourse DoS via 2FA and Security Key Names

Discourse is an open-source discussion platform. Prior to version 3.1.1 of the stable branch and version 3.2.0.beta1 of the beta and tests-passed branches, a malicious user could add a 2FA or security key with a carefully crafted name to their account and cause a denial of service for other users...

BIT-GRAFANA-2022-39324 Grafana vulnerable to spoofing originalUrl of snapshots

Grafana is an open-source platform for monitoring and observability. Prior to versions 8.5.16 and 9.2.8, malicious user can create a snapshot and arbitrarily choose the originalUrl parameter by editing the query, thanks to a web proxy. When another user opens the URL of the snapshot, they will be...

BIT-GRAFANA-2022-39328 Grafana vulnerable to race condition allowing privilege escalation

Grafana is an open-source platform for monitoring and observability. Versions starting with 9.2.0 and less than 9.2.4 contain a race condition in the authentication middlewares logic which may allow an unauthenticated user to query an administration endpoint under heavy load. This issue is patche...

BIT-DISCOURSE-2023-41042 Discourse DoS via remote theme assets

Discourse is an open-source discussion platform. Prior to version 3.1.1 of the stable branch and version 3.2.0.beta1 of the beta and tests-passed branches, importing a remote theme loads their assets into memory without enforcing limits for file size or number of files. The issue is patched in...

BIT-DISCOURSE-2023-41043 Discourse DoS via SvgSprite cache

Discourse is an open-source discussion platform. Prior to version 3.1.1 of the stable branch and version 3.2.0.beta1 of the beta and tests-passed branches, a malicious admin could create extremely large icons sprites, which would then be cached in each server process. This may cause server...

BIT-ENVOY-2023-27491 Envoy forwards invalid Http2/Http3 downstream headers

Envoy is an open source edge and service proxy designed for cloud-native applications. Compliant HTTP/1 service should reject malformed request lines. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, There is a possibility that non compliant HTTP/1 service may allow malformed request...

BIT-DISCOURSE-2023-43659 Cross-site Scripting via email preview when CSP disabled in Discourse

Discourse is an open source platform for community discussion. Improper escaping of user input allowed for Cross-site Scripting attacks via the digest email preview UI. This issue only affects sites with CSP disabled. This issue has been patched in the 3.1.1 stable release as well as the...