CVE-2026-28735

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to validate the OAuth token scope on the callback which allows an authenticated Mattermost user to gain access to private repositories via modifying the scope parameter in the GitHub authorization URL...

CVE-2026-28735

Mattermost versions 10.11.x up to 10.11.14, 11.4.x up to 11.4.4, 11.5.x up to 11.5.3, and 11.6.x up to 11.6.0 fail to validate the OAuth token scope on the callback, enabling an authenticated Mattermost user to gain access to private repositories by modifying the scope parameter in the GitHub aut...

CVE-2026-0211

creationtimestamp| type| source ---|---|--- 2026-05-22 16:00:05+00:00| seen| https://t.me/GithubRedTeam/85414 2026-05-22 19:00:10+00:00| seen| Telegram/GxW7z8duNlVdfiWWsv41lYfs7S7xkZAHymlGuRAZQODzxg...

CISA Security Leak

Crazy story: Until this past weekend, a contractor for the Cybersecurity & Infrastructure Security Agency CISA maintained a public GitHub repository that exposed credentials to several highly privileged AWS GovCloud accounts and a large number of internal CISA systems. Security experts said the...

5,561 GitHub Repositories Hit by Megalodon Supply Chain Attack in Six Hours

SafeDep uncovered the Megalodon attack targeting 5,561 GitHub repositories with malicious CI workflows and cloud credential theft...

Malicious code in pulumi-vcd (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 08bbc8be2cfa9a85473b0287e3c327b16c3f9e15886869bd9e2188a323448fd9 Package pulumivcd is published with metadata mimicking an official Pulumi SDK Homepage https://www.pulumi.com, tfgen-style auto-generated bindings bu...

MAL-2026-4763 Malicious code in pulumi-vcd (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 08bbc8be2cfa9a85473b0287e3c327b16c3f9e15886869bd9e2188a323448fd9 Package pulumivcd is published with metadata mimicking an official Pulumi SDK Homepage https://www.pulumi.com, tfgen-style auto-generated bindings bu...

Megalodon GitHub Attack Targets 5,561 Repos with Malicious CI/CD Workflows

Cybersecurity researchers have disclosed details of a new automated campaign called Megalodon that has pushed 5,718 malicious commits to 5,561 GitHub repositories within a six-hour window. "Using throwaway accounts and forged author identities build-bot, auto-ci, ci-bot, pipeline-bot, the attacke...

MAL-2026-4533 Malicious code in codebuff-cli (npm)

The npm package codebuff-cli impersonates the legitimate codebuff package README copied verbatim from the official CodebuffAI project and relays authenticated Codebuff traffic — API key, source code, context and chat messages — to an attacker-controlled backend instead of codebuff.com. These thre...

CVE-2026-47684

creationtimestamp| type| source ---|---|--- 2026-05-22 10:29:52+00:00| published-proof-of-concept| https://github.com/Sync-in/server/security/advisories/GHSA-q4x5-8cj6-52wg 2026-06-16 16:00:23+00:00| seen| https://bsky.app/profile/thehackerwire.bsky.social/post/3mog676uy2v2c...

CVE-2026-4646 Insufficient input validation in GitHub plugin API causes denial of service

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to validate user-supplied input in API request handlers which allows an authenticated attacker to crash the plugin process via a crafted HTTP request to the PR details endpoint.. Mattermost Advisory ID:...

CVE-2026-4646 Insufficient input validation in GitHub plugin API causes denial of service

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to validate user-supplied input in API request handlers which allows an authenticated attacker to crash the plugin process via a crafted HTTP request to the PR details endpoint.. Mattermost Advisory ID:...

CVE-2026-4646

Mattermost has an input-validation flaw in the API request handlers used by the PR details endpoint. Affected versions are 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, and 10.11.x

CVE-2026-4646 Insufficient input validation in GitHub plugin API causes denial of service

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to validate user-supplied input in API request handlers which allows an authenticated attacker to crash the plugin process via a crafted HTTP request to the PR details endpoint.. Mattermost Advisory ID:...

MAL-2026-4597 Malicious code in kurumi-fca (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector f90450e6ca1502bf6287d945c37c4c64f59e624a4269ab8e07600a9db5e755d0 kurumi-fca is a Facebook Chat API library whose advertised purpose is to listen to Messenger events for the caller. Two undisclosed behaviors make it...

CVE-2026-48017

creationtimestamp| type| source ---|---|--- 2026-05-22 07:23:34+00:00| published-proof-of-concept| https://github.com/dbgate/dbgate/security/advisories/GHSA-hv83-ggc4-v385 2026-06-13 11:00:13+00:00| published-proof-of-concept| Telegram/IcL1XemrMUM6U-pBPK8371ehYGh5Dbmz448pfDWO5N1krLU 2026-06-13...

Cross-site Request Forgery (CSRF)

Overview concrete5/concrete5 is a concrete5 open source CMS. Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF via the rescanMultiple process in the backend file controller. An attacker can perform unauthorized actions on behalf of an authenticated user by tricki...

PT-2026-42799

Name of the Vulnerable Software and Affected Versions Mattermost version 11.6.0 Mattermost version 11.5.3 Mattermost version 11.4.4 Mattermost version 10.11.14 Description An issue exists where the software fails to validate the OAuth token scope during the callback process. This allows an...

Linux Distros Unpatched Vulnerability : CVE-2026-45793

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Composer is a dependency Manager for the PHP language. Prior to 1.10.28, 2.2.28, and 2.9.8, Composer\IO\BaseIO::loadConfiguration validates GitHub OAuth tokens...

CVE-2026-28735: Incorrect Authorization

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to validate the OAuth token scope on the callback which allows an authenticated Mattermost user to gain access to private repositories via modifying the scope parameter in the GitHub authorization URL...