MessagePack for Python: Out-of-bounds read / crash on Unpacker reuse after a caught error

Impact If the Unpacker is used repeatedly after an error occurs, the process may crash with a SEGV. If the Unpacker is used repeatedly to unpack untrusted input from external sources, it may be vulnerable to a DoS attack. Patches v1.2.1 Workarounds Users should create a new Unpacker instead of...

DOMPurify: Permanent `ALLOWED_ATTR` pollution via `setConfig()` bypassing the hook clone-guard (incomplete fix of the 3.4.7 hook-pollution patch)

Summary DOMPurify 3.4.7 shipped a security fix "permanent hook pollution" that makes a registered uponSanitizeAttribute hook's mutation of data.allowedAttributes non-persistent — so allowing an attribute for one element does not leak into later sanitize calls. The fix clones ALLOWEDATTR inside...

Appsmith Super User Creation Race Condition Allows Multiple Instance Administrators

Summary The /api/v1/users/super endpoint enforces a restriction that only one super user Instance Administrator can be created during initial setup. However, due to a Time-of-Check-Time-of-Use TOCTOU race condition in the signupAndLoginSuper method, concurrent requests can bypass this restriction...

vm2 setup-sandbox.js violates Defense Invariant #11 in stack-trace formatter

Summary defaultSandboxPrepareStackTrace in lib/setup-sandbox.js lines 605, 607 appends to a fresh sandbox-realm lines = via lineslines.length = value. This is the exact invariant-violating pattern that GHSA-9qj6-qjgg-37qq commit ca195f0, 2026-05-01 just patched in neutralizeArraySpeciesBatch and...

Investigation update: GitHub Enterprise Server signing key rotation

May 26, 2026 : GitHub recently detected a cyber-attack and immediately activated our response process to investigate, disrupt malicious activity, mitigate the attack, and deny the threat actor further access. It's important to note that this investigation is still ongoing, and we will continue to...

python-dotenv: Symlink following in set_key allows arbitrary file overwrite via cross-device rename fallback

Summary setkey and unsetkey in python-dotenv follow symbolic links when rewriting .env files, allowing a local attacker to overwrite arbitrary files via a crafted symlink when a cross-device rename fallback is triggered. Details The rewrite context manager in dotenv/main.py is used by both setkey...

Handlebars.js has JavaScript Injection via AST Type Confusion

Summary Handlebars.compile accepts a pre-parsed AST object in addition to a template string. The value field of a NumberLiteral AST node is emitted directly into the generated JavaScript without quoting or sanitization. An attacker who can supply a crafted AST to compile can therefore inject and...

mcp-server-git : Path traversal in git_add allows staging files outside repository boundaries

In mcp-server-git versions prior to 2026.1.14, the gitadd tool did not validate that file paths provided in the files argument were within the repository boundaries. The tool used GitPython's repo.index.add, which did not enforce working-tree boundary checks for relative paths. As a result,...

Ollama vulnerable to Cross-Domain Token Exposure

Cross-Domain Token Exposure in server.auth.getAuthorizationToken in Ollama 0.6.7 allows remote attackers to steal authentication tokens and bypass access controls via a malicious realm value in a WWW-Authenticate header returned by the /api/pull endpoint...

Gogs XSS allowed by stored call in PDF renderer

Summary A stored XSS is present in Gogs which allows client-side Javascript code execution. Details Gogs Version: docker images REPOSITORY TAG IMAGE ID CREATED SIZE gogs/gogs latest fe92583bc4fe 10 hours ago 99.3MB Application version: 0.14.0+dev Local setup using: bash Pull image from Docker Hub...

Mautic allows user name enumeration due to response time difference on password reset form

Summary This advisory addresses a security vulnerability in Mautic related to the "Forget your password" functionality. This vulnerability could be exploited by unauthenticated users to enumerate valid usernames. User Enumeration via Timing Attack: A user enumeration vulnerability exists in the...

Vite's server.fs.deny bypassed with /. for files under project root

Summary The contents of files in the project root that are denied by a file matching pattern can be returned to the browser. Impact Only apps explicitly exposing the Vite dev server to the network using --host or server.host config option are affected. Only files that are under project root and a...

GraphQL grant on a property might be cached with different objects

Original message: I found an issue with security grants on on properties in the GraphQL ItemNormalizer: If you use something like ApiPropertysecurity: 'isgranted"PROPERTYREAD", object, property' on a member of an entity, the grant gets cached and is only evaluated once, even if the object in...

Next.js authorization bypass vulnerability

Impact If a Next.js application is performing authorization in middleware based on pathname, it was possible for this authorization to be bypassed. Patches This issue was patched in Next.js 14.2.15 and later. If your Next.js application is hosted on Vercel, this vulnerability has been automatical...

Hono allows bypass of CSRF Middleware by a request without Content-Type header.

Summary Bypass CSRF Middleware by a request without Content-Type herader. Details Although the csrf middleware verifies the Content-Type Header, Hono always considers a request without a Content-Type header to be safe...

Apache CXF: SSRF vulnerability via WADL stylesheet parameter

A SSRF vulnerability in WADL service description in versions of Apache CXF before 4.0.5, 3.6.4 and 3.5.9 allows an attacker to perform SSRF style attacks on REST webservices. The attack only applies if a custom stylesheet parameter is configured...

Elasticsearch Remote Cluster Search Cross Cluster API Key insufficient restrictions

It was identified that if a cross-cluster API key https://www.elastic.co/guide/en/elasticsearch/reference/8.14/security-api-create-cross-cluster-api-key.htmlsecurity-api-create-cross-cluster-api-key-request-body restricts search for a given index using the query or the fieldsecurity parameter, an...

Unsafe Reflection in base Component class in yiisoft/yii2

Yii2 supports attaching Behaviors to Components by setting properties having the format 'as '. Internally this is done using the set magic method. If the value passed to this method is not an instance of the Behavior class, a new object is instantiated using Yii::createObject$value. However, ther...

PyMySQL SQL Injection vulnerability

PyMySQL through 1.1.0 allows SQL injection if used with untrusted JSON input because keys are not escaped by escapedict...

Grafana Race condition allowing privilege escalation

Today we are releasing Grafana 9.2.4. Alongside other bug fixes, this patch release includes critical security fixes for CVE-2022-39328. Release 9.2.4, latest patch, also containing security fix: - Download Grafana 9.2.4 Appropriate patches have been applied to Grafana Cloud and as always, we...

Grafana directory traversal for .cvs files

Today we are releasing Grafana 8.3.2 and 7.5.12. This patch release includes a moderate severity security fix for directory traversal for arbitrary .csv files. It only affects instances that have the developer testing tool called TestData DB data source enabled and configured. The vulnerability i...

Jenkins Script Security Plugin sandbox bypass vulnerability

Jenkins Script Security Plugin provides a sandbox feature that allows low privileged users to define scripts, including Pipelines, that are generally safe to execute. Calls to code defined inside a sandboxed script are intercepted, and various allowlists are checked to determine whether the call ...

Apache Airflow: Sensitive configuration for providers displayed when "non-sensitive-only" config used

Airflow versions 2.7.0 through 2.8.4 have a vulnerability that allows an authenticated user to see sensitive provider configuration via the "configuration" UI page when "non-sensitive-only" was set as "webserver.exposeconfig" configuration The celery provider is the only community provider...

Kimai API returns timesheet entries a user should not be authorized to view

Summary The permission viewothertimesheet performs differently for the Kimai UI and the API, thus returning unexpected data through the API. Details When setting the viewothertimesheet permission to true, on the frontend, users can only see timesheet entries for teams they are a part of. When...

WP Crontrol vulnerable to possible RCE when combined with a pre-condition

Impact WP Crontrol includes a feature that allows administrative users to create events in the WP-Cron system that store and execute PHP code subject to the restrictive security permissions documented here. While there is no known vulnerability in this feature on its own, there exists potential f...

pgx SQL Injection via Protocol Message Size Overflow

Impact SQL injection can occur if an attacker can cause a single query or bind message to exceed 4 GB in size. An integer overflow in the calculated message size can cause the one large message to be sent as multiple messages under the attacker's control. Patches The problem is resolved in v4.18....

json-jwt allows bypass of identity checks via a sign/encryption confusion attack

The json-jwt aka JSON::JWT gem 1.16.x before 1.16.6, 1.15.x before 1.15.3.1 for Ruby sometimes allows bypass of identity checks via a sign/encryption confusion attack. For example, JWE can sometimes be used to bypass JSON::JWT.decode...

Rack CORS Middleware has Insecure File Permissions

rack-cors aka Rack CORS Middleware 2.0.1 has 0666 permissions for the .rb files...

Kirby vulnerable to self cross-site scripting (self-XSS) in the URL field

TL;DR This vulnerability affects Kirby sites that use the URL field in any blueprint. A successful attack commonly requires knowledge of the content structure by the attacker as well as social engineering of a user with access to the Panel. The attack cannot be automated. The vulnerability is als...

TYPO3 Install Tool vulnerable to Code Execution

Problem Several settings in the Install Tool for configuring the path to system binaries were vulnerable to code execution. Exploiting this vulnerability requires an administrator-level backend user account with system maintainer permissions. The corresponding change for this advisory involves...

Shared projects are unconditionally discovered by Jenkins GitLab Branch Source Plugin

GitLab allows sharing a project with another group. Jenkins GitLab Branch Source Plugin 684.veafa7c1e2fe3 and earlier unconditionally discovers projects that are shared with the configured owner group. This allows attackers to configure and share a project, resulting in a crafted Pipeline being...

Arbitrary file read vulnerability in Git server Plugin can lead to RCE

Jenkins Git server Plugin uses the args4j library to parse command arguments and options on the Jenkins controller when processing Git commands received via SSH. This command parser has a feature that replaces an @ character followed by a file path in an argument with the file’s contents...

Possible user mocking that bypasses basic authentication

Impact next-auth applications prior to version 4.24.5 that rely on the default Middleware authorization are affected. A bad actor could create an empty/mock user, by getting hold of a NextAuth.js-issued JWT from an interrupted OAuth sign-in flow state, PKCE or nonce. Manually overriding the...

H2O local file inclusion vulnerability

A Local File Inclusion LFI vulnerability exists in the h2o-3 REST API, allowing unauthenticated remote attackers to read arbitrary files on the server with the permissions of the user running the h2o-3 instance. This issue affects the default installation and does not require user interaction. Th...

Zip slip in mleap

FileUtil.extract enumerates all zip file entries and extracts each file without validating whether file paths in the archive are outside the intended directory. When creating an instance of TensorflowModel using the savedmodel format and an exported tensorflow model, the apply function invokes th...

In Reactor Netty HTTP Server a malicious user can send a request using a specially crafted URL that can lead to a directory traversal attack

In Reactor Netty HTTP Server, versions 1.1.x prior to 1.1.13 and versions 1.0.x prior to 1.0.39, a malicious user can send a request using a specially crafted URL that can lead to a directory traversal attack. Specifically, an application is vulnerable if Reactor Netty HTTP Server is configured t...

Kubernetes csi-proxy vulnerable to privilege escalation due to improper input validation

Kubernetes is vulnerable to privilege escalation when a user that can create pods on Windows nodes running kubernetes-csi-proxy may be able to escalate to admin privileges on those nodes. Kubernetes clusters are only affected if they include Windows nodes running kubernetes-csi-proxy...

OpenTelemetry-Go Contrib vulnerable to denial of service in otelhttp due to unbound cardinality metrics

Summary This handler wrapper https://github.com/open-telemetry/opentelemetry-go-contrib/blob/5f7e6ad5a49b45df45f61a1deb29d7f1158032df/instrumentation/net/http/otelhttp/handler.goL63-L65 out of the box adds labels - http.useragent - http.method that have unbound cardinality. It leads to the server...

PrestaShop allows employee without any access rights to list all installed modules

Impact In BO, an employee can list all modules without any access rights: method ajaxProcessGetPossibleHookingListForModule doesn't check access rights Patches Fixed on 8.1.2 Workarounds References...

Apache Airflow Execution with Unnecessary Privileges

Execution with Unnecessary Privileges, : Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Software Foundation Apache Airflow.The "Run Task" feature enables authenticated user to bypass some of the restrictions put in place. It allows to execute code in the...

SQL injection in jeecg-boot

jeecg-boot v3.5.1 was discovered to contain a SQL injection vulnerability via the title parameter at /sys/dict/loadTreeData...

Pipelines do not validate child UIDs

Summary Pipelines do not validate child UIDs, which means that a user that has access to create TaskRuns can create their own Tasks that the Pipelines controller will accept as the child Task. We should add UID to PipelineRun status and validate that child Run status/results only come from Runs...

MechanicalSoup vulnerable to malicious web server reading arbitrary files on client using file input inside HTML form

Summary A malicious web server can read arbitrary files on the client using a inside HTML form. Details This affects the extremely common pattern of form submission: python b = mechanicalsoup.StatefulBrowser b.selectform... b.submitselected The problem is with the code in...

Grav Server-side Template Injection (SSTI) via Twig Default Filters

Hi, actually we have sent the bug report to [email protected] on 27th March 2023 and on 10th April 2023. Grav Server-side Template Injection SSTI via Insufficient Validation in filterFilter Summary: | Product | Grav CMS | | ----------------------- | --------------------------------------------...

snappy-java's Integer Overflow vulnerability in compress leads to DoS

Summary Due to unchecked multiplications, an integer overflow may occur, causing an unrecoverable fatal error. Impact Denial of Service Description The function compresschar...

snappy-java's Integer Overflow vulnerability in shuffle leads to DoS

Summary Due to unchecked multiplications, an integer overflow may occur, causing a fatal error. Impact Denial of Service Description The function shuffleint inputhttps://github.com/xerial/snappy-java/blob/05c39b2ca9b5b7b39611529cc302d3d796329611/src/main/java/org/xerial/snappy/BitShuffle.javaL107...

Snowflake Python Connector vulnerable to Command Injection

Issue Snowflake was informed via our bug bounty program of a command injection vulnerability in the Snowflake Python connector via SSO browser URL authentication. Impacted driver package: snowflake-connector-python Impacted version range: before Version 3.0.2 Attack Scenario In order to exploit t...

rails-ujs vulnerable to DOM Based Cross-site Scripting contenteditable HTML Elements

NOTE: rails-ujs is part of Rails/actionview since 5.1.0. There is a potential DOM based cross-site scripting issue in rails-ujs which leverages the Clipboard API to target HTML elements that are assigned the contenteditable attribute. This has the potential to occur when pasting malicious HTML...

Synapse has improper checks for deactivated users during login

Impact It may be possible for a deactivated user to login when using uncommon configurations. This only applies if any of the following are true: JSON Web Tokens are enabled for login via the jwtconfig.enabled configuration setting The local password database is enabled via the...

avo vulnerable to Stored XSS (Cross Site Scripting) in html content based fields

Summary Some avo fields are vulnerable to XSS when rendering html based content. Details During the analysis of the web application, a rendered field was discovered that did not filter JS / HTML tags in a safe way and can be abused to execute js code on a client side. The trix field uses the trix...