BIT-DISCOURSE-2026-21865 Discourse topic conversion permission vulnerability for moderators

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, moderators can convert some personal messages to public topics when they shouldn't have access. This issue is patched in versions 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0. As a...

BIT-DISCOURSE-2025-69289 Discourse has insecure default configuration that allows non-admin moderators to takeover any non-staff account via email change

Discourse is an open source discussion platform. A privilege escalation vulnerability in versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0 allows a non-admin moderator to bypass email-change restrictions, allowing a takeover of non-staff accounts. This issue is patched in versions 3.5.4...

BIT-DISCOURSE-2025-69218 Discourse moderators can access admin-only reports exposing private upload URLs

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, moderators can access the topuploads admin report which should be restricted to admins only. This report displays direct URLs to all uploaded files on the site, including sensitive...

BIT-DISCOURSE-2025-68934 Discourse Has Denial of Service (DoS) Vulnerability in Drafts Creation Endpoint

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, authenticated users can submit crafted payloads to /drafts.json that cause On^2 processing in Base62.decode, tying up workers for 35-60 seconds per request. This affects all users as t...

BIT-DISCOURSE-2025-68933 Discourse non-admin moderators can exfiltrate private content via post ownership transfer

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, non-admin moderators with the moderatorschangepostownership setting enabled can change ownership of posts in private messages and restricted categories they cannot access, then export...

BIT-DISCOURSE-2025-68666 Discourse users archives leaked to users with moderation privileges

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, users archives are viewable by users with moderation privileges even though moderators should not have access to the archives. Private topic/post content made by the users are leaked...

BIT-DISCOURSE-2025-68662 FinalDestination hostname matching allows SSRF protection bypass

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, a hostname validation issue in FinalDestination could allow bypassing SSRF protections under certain conditions. This issue is patched in versions 3.5.4, 2025.11.2, 2025.12.1, and...

BIT-DISCOURSE-2025-68660 Discourse AI Discover's continue conversation allows threat actor to impersonate user

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, an endpoint lets any authenticated user bypass the aidiscoverpersona access controls and gain ongoing DM access to personas that may be wired to staff-only categories, RAG document set...

BIT-DISCOURSE-2025-68659 Discourse has DoS vulnerability in username change endpoint

Discourse is an open source discussion platform. Versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0 have an application level denial of service vulnerabilityin the username change functionality at try.discourse.org. The vulnerability allows attackers to cause noticeable server delays and...

BIT-DISCOURSE-2025-68479 Discourse subscriptions are susceptible to takeover

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, some subscription endpoints lack proper checking for ownership before making changes. This issue is patched in versions 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0. No known workarounds...

BIT-DISCOURSE-2025-67723 Discourse vulnerable to stored Cross-site Scripting via Katex in discourse-math plugin

Discourse is an open source discussion platform. Versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0 have a content-security-policy-mitigated cross-site scriptinv vulnerability on the Discourse Math plugin when using its KaTeX variant. This issue is patched in versions 3.5.4, 2025.11.2,...

BIT-DISCOURSE-2025-66488 Discourse allows script execution in uploaded HTML/XML files on S3

Discourse is an open source discussion platform. A vulnerability present in versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0 affects anyone who uses S3 for uploads. While scripts may be executed, they will only be run in the context of the S3/CDN domain, with no site credentials...

BIT-GOLANG-2025-68119 Unexpected code execution when invoking toolchain in cmd/go

Downloading and building modules with malicious version strings can cause local code execution. On systems with Mercurial hg installed, downloading modules from non-standard sources e.g., custom domains can cause unexpected code execution due to how external VCS commands are constructed. This iss...

BIT-GOLANG-2025-61731 Arbitrary file write using cgo pkg-config directive in cmd/go

Building a malicious file with cmd/go can cause can cause a write to an attacker-controlled file with partial control of the file content. The "cgo pkg-config:" directive in a Go source file provides command-line arguments to provide to the Go pkg-config command. An attacker can provide a...

BIT-GOLANG-2025-61730 Handshake messages may be processed at the incorrect encryption level in crypto/tls

During the TLS 1.3 handshake if multiple messages are sent in records that span encryption level boundaries for instance the Client Hello and Encrypted Extensions messages, the subsequent messages may be processed before the encryption level changes. This can cause some minor information disclosu...

BIT-JOOMLA-2025-63083 Joomla! Core - [20260102] - XSS vector in the pagebreak plugin

Lack of output escaping leads to a XSS vector in the pagebreak plugin...

BIT-GOLANG-2025-61728 Excessive CPU consumption when building archive index in archive/zip

archive/zip uses a super-linear file name indexing algorithm that is invoked the first time a file in an archive is opened. This can lead to a denial of service when consuming a maliciously constructed ZIP archive...

BIT-JOOMLA-2025-63082 Joomla! Core - [20260101] - Inadequate content filtering for data URLs

Lack of input filtering leads to an XSS vector in the HTML filter code related to data URLs in img tags...

BIT-GOLANG-2025-61726 Memory exhaustion in query parameter parsing in net/url

The net/url package does not set a limit on the number of query parameters in a query. While the maximum size of query parameters in URLs is generally limited by the maximum request header size, the net/http.Request.ParseForm method can parse large URL-encoded forms. Parsing a large form containi...

BIT-MASTODON-2026-23964 Mastodon has insufficient access control to push notification settings

Mastodon is a free, open-source social network server based on ActivityPub. Prior to versions 4.5.5, 4.4.12, and 4.3.18, an insecure direct object reference in the web push subscription update endpoint lets any authenticated user update another user's push subscription by guessing or obtaining th...

BIT-DISCOURSE-2026-23743 Discourse allows permalinks to restricted resources to leak resource slugs to unauthorized users

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, permalinks pointing to access-restricted resources private topics, categories, posts, or hidden tags were redirecting users to URLs containing the resource slug, even when the user...

BIT-GITEA-2026-20912 Gitea: Cross-Repository Authorization Bypass via Release Attachment Linking Leads to Private Attachment Disclosure

Gitea does not properly validate repository ownership when linking attachments to releases. An attachment uploaded to a private repository could potentially be linked to a release in a different public repository, making it accessible to unauthorized users...

BIT-GITEA-2026-20904 Gitea: Broken access control in OpenID visibility toggle enables cross-user visibility changes

Gitea does not properly validate ownership when toggling OpenID URI visibility. An authenticated user may be able to change the visibility settings of other users' OpenID identities...

BIT-GITEA-2026-20897 Gitea Git LFS Lock Deletion Broken Access Control (Cross-Repo IDOR)

Gitea does not properly validate repository ownership when deleting Git LFS locks. A user with write access to one repository may be able to delete LFS locks belonging to other repositories...

BIT-GITEA-2026-20888 Gitea Pull Requests Auto-Merge: Read-Only Users Can Cancel Scheduled Auto-Merge via Web Endpoint (Authorization Bypass)

Gitea does not properly verify authorization when canceling scheduled auto-merges via the web interface. A user with read access to pull requests may be able to cancel auto-merges scheduled by other users...

BIT-GITEA-2026-20883 Gitea Stopwatch API Missing Authorization Check Leads to Post-Revocation Information Disclosure

Gitea's stopwatch API does not re-validate repository access permissions. After a user's access to a private repository is revoked, they may still view issue titles and repository names through previously started stopwatches...

BIT-GITEA-2026-20800 Notification API Leaks Private Repository Issue Titles After Collaborator Permission Revocation

Gitea's notification API does not re-validate repository access permissions when returning notification details. After a user's access to a private repository is revoked, they may still view issue and pull request titles through previously received notifications...

BIT-GITEA-2026-20750 Gitea Organization Projects Cross-Organization Authorization Bypass via Project ID (IDOR)

Gitea does not properly validate project ownership in organization project operations. A user with project write access in one organization may be able to modify projects belonging to a different organization...

BIT-GITEA-2026-20736 Gitea Web Attachment Deletion: Cross-Repository Unauthorized Deletion via Missing Repo Ownership Check

Gitea does not properly verify repository context when deleting attachments. A user who previously uploaded an attachment to a repository may be able to delete it after losing access to that repository by making the request through a different repository they can access...

BIT-GITEA-2026-0798 Gitea Release Email Notifications Leak Private Repository Release Details After Access Revocation

Gitea may send release notification emails for private repositories to users whose access has been revoked. When a repository is changed from public to private, users who previously watched the repository may continue to receive release notifications, potentially disclosing release titles, tags,...

BIT-RUM-2022-50806 4images 1.9 - Remote Command Execution (RCE)

4images 1.9 contains a remote command execution vulnerability that allows authenticated administrators to inject reverse shell code through template editing functionality. Attackers can save malicious code in the template and execute arbitrary commands by accessing a specific categories.php...

BIT-GHOST-2025-9862 Ghost 6.0.6 - SSRF via oEmbed Bookmark

Server-Side Request Forgery SSRF vulnerability in Ghost allows an attacker to access internal resources.This issue affects Ghost: from 6.0.0 through 6.0.8, from 5.99.0 through 5.130.3...

BIT-PYTORCH-2026-24747 PyTorch Vulnerable to Remote Code Execution via Untrusted Checkpoint Files

PyTorch is a Python package that provides tensor computation. Prior to version 2.10.0, a vulnerability in PyTorch's weightsonly unpickler allows an attacker to craft a malicious checkpoint file .pth that, when loaded with torch.load..., weightsonly=True, can corrupt memory and potentially lead to...

BIT-APPSMITH-2026-24042 Appsmith public apps can execute unpublished actions (viewMode confusion)

Appsmith is a platform to build admin panels, internal tools, and dashboards. In versions 1.94 and below, publicly accessible apps allow unauthenticated users to execute unpublished edit-mode actions by sending viewMode=false or omitting it to POST /api/v1/actions/execute. This bypasses the...

BIT-GITLAB-2026-1102 Allocation of Resources Without Limits or Throttling in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.3 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending repeated malformed SSH authentication requests...

BIT-GITLAB-2026-0723 Unchecked Return Value in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an individual with existing knowledge of a victim's credential ID to bypass two-factor authentication by submitting forged device...

BIT-GITLAB-2025-13928 Incorrect Authorization in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.7 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to cause a denial of service condition by exploiting incorrect authorization validation in API endpoints...

BIT-GITLAB-2025-13927 Allocation of Resources Without Limits or Throttling in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.9 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted requests with malformed authentication data...

BIT-GITLAB-2025-13335 Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that under certain circumstances could have allowed an authenticated user to create a denial of service condition by configuring malformed Wiki documents that...

BIT-PYTHON-MIN-2026-0865 wsgiref.headers.Headers allows header newline injection

User-controlled header names and values containing newlines can allow injecting HTTP headers...

BIT-PYTHON-2026-0865 wsgiref.headers.Headers allows header newline injection

User-controlled header names and values containing newlines can allow injecting HTTP headers...

BIT-PYTHON-MIN-2026-0672 Header injection in http.cookies.Morsel

When using http.cookies.Morsel, user-controlled cookie values and parameters can allow injecting HTTP headers into messages. Patch rejects all control characters within cookie names, values, and parameters...

BIT-PYTHON-2026-0672 Header injection in http.cookies.Morsel

When using http.cookies.Morsel, user-controlled cookie values and parameters can allow injecting HTTP headers into messages. Patch rejects all control characters within cookie names, values, and parameters...

BIT-SOLR-2026-22444 Apache Solr: Insufficient file-access checking in standalone core-creation requests

The "create core" API of Apache Solr 8.6 through 9.10.0 lacks sufficient input validation on some API parameters, which can cause Solr to check the existence of and attempt to read file-system paths that should be disallowed by Solr's "allowPaths" security setting...

BIT-SOLR-2026-22022 Apache Solr: Unauthorized bypass of certain "predefined permission" rules in the RuleBasedAuthorizationPlugin

Deployments of Apache Solr 5.3.0 through 9.10.0 that rely on Solr's "Rule Based Authorization Plugin" are vulnerable to allowing unauthorized access to certain Solr APIs, due to insufficiently strict input validation in those components. Only deployments that meet all of the following criteria ar...

BIT-MOODLE-2025-3647 Moodle: idor when accessing the cohorts report

A flaw was discovered in Moodle. Additional checks were required to ensure that users can only access cohort data they are authorized to retrieve...

BIT-MOODLE-2025-3645 Moodle: idor in messaging web service allows access to some user details

A flaw was found in Moodle. Insufficient capability checks in a messaging web service allowed users to view other users' names and online statuses...

BIT-MOODLE-2025-3644 Moodle: ajax section delete does not respect course_can_delete_section()

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify...

BIT-MOODLE-2025-3643 Moodle: reflected xss risk in policy tool

A flaw was found in Moodle. The return URL in the policy tool required additional sanitizing to prevent a reflected Cross-site scripting XSS risk...

BIT-MOODLE-2025-3642 Moodle: authenticated remote code execution risk in the moodle lms equella repository

A flaw was found in Moodle. A remote code execution risk was identified in the Moodle LMS EQUELLA repository. By default, this was only available to teachers and managers on sites with the EQUELLA repository enabled...