CVE-2026-44655: Improper Neutralization of Input During Web Page Generation

Mantis Bug Tracker MantisBT is an open source issue tracker. From 1.3.0 to 2.28.1, unescaped Project Name allows an attacker that can set it which typically requires manager or administrator access level to inject HTML in Move Attachments admin page. This vulnerability is fixed in 2.28.2...

CVE-2026-46426

Budibase is an open-source low-code platform. Prior to 3.38.2, the file upload endpoint POST /api/attachments/process does not enforce active-content restrictions for authenticated users. The checks for dangerous file extensions are conditionally wrapped inside if isPublicUser or if isPublicUser ...

EUVD-2026-32532

Webmin before 2.640 does not safely construct a filename for saving of an attachment within the mailboxes component. This occurs in mailboxes/detachall.cgi...

Webmin 跨站脚本漏洞

Webmin is a set of web-based system management tools for Unix-like operating systems, developed by the Webmin community. Versions of Webmin prior to 2.640 contained a cross-site scripting vulnerability. This vulnerability occurred when viewing SVG document attachments in the mailboxes component,...

CVE-2026-46426: Improper Neutralization of Input During Web Page Generation

Budibase is an open-source low-code platform. Prior to 3.38.2, the file upload endpoint POST /api/attachments/process does not enforce active-content restrictions for authenticated users. The checks for dangerous file extensions are conditionally wrapped inside if isPublicUser or if isPublicUser ...

PT-2026-44031

Webmin before 2.640 does not safely construct a filename for saving of an attachment within the mailboxes component. This occurs in mailboxes/detachall.cgi...

CVE-2026-4915

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 filter nil elements from outgoing webhook attachment payloads before processing, which allows an authenticated user to cause a denial of service server process termination via a crafted webhook...

CVE-2026-44844 eml_parser: Recursion DoS via nested message/rfc822 attachments

emlparser serves as a python module for parsing eml files and returning various information found in the e-mail as well as computed information. Prior to 3.0.1, EmlParser.getrawbodytext recurses unconditionally for every nested message/rfc822 attachment without any depth limit. An attacker who ca...

CVE-2026-44844 eml_parser: Recursion DoS via nested message/rfc822 attachments

emlparser serves as a python module for parsing eml files and returning various information found in the e-mail as well as computed information. Prior to 3.0.1, EmlParser.getrawbodytext recurses unconditionally for every nested message/rfc822 attachment without any depth limit. An attacker who ca...

CVE-2026-44844 eml_parser: Recursion DoS via nested message/rfc822 attachments

emlparser serves as a python module for parsing eml files and returning various information found in the e-mail as well as computed information. Prior to 3.0.1, EmlParser.getrawbodytext recurses unconditionally for every nested message/rfc822 attachment without any depth limit. An attacker who ca...

Mattermost doesn't filter nil elements from outgoing webhook attachment payloads before processing

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 filter nil elements from outgoing webhook attachment payloads before processing, which allows an authenticated user to cause a denial of service server process termination via a crafted webhook...

GHSA-5GMF-X7HG-97WF Mattermost doesn't filter nil elements from outgoing webhook attachment payloads before processing

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 filter nil elements from outgoing webhook attachment payloads before processing, which allows an authenticated user to cause a denial of service server process termination via a crafted webhook...

eml_parser 安全漏洞

EmlParser is an open-source Python library for parsing email files, developed by GOVCERT.LU. Versions of EmlParser prior to 3.0.1 contained security vulnerabilities. These vulnerabilities stemmed from the use of EmlParser.getrawbodytext, which performed unrestricted recursive processing on nested...

CVE-2026-4915

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 filter nil elements from outgoing webhook attachment payloads before processing, which allows an authenticated user to cause a denial of service server process termination via a crafted webhook...

CVE-2026-4915 Server panic via outgoing webhook responses

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 filter nil elements from outgoing webhook attachment payloads before processing, which allows an authenticated user to cause a denial of service server process termination via a crafted webhook...

CVE-2026-4915

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 filter nil elements from outgoing webhook attachment payloads before processing, which allows an authenticated user to cause a denial of service server process termination via a crafted webhook...

EUVD-2026-31646

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 filter nil elements from outgoing webhook attachment payloads before processing, which allows an authenticated user to cause a denial of service server process termination via a crafted webhook...

Mattermost 安全漏洞

Mattermost is an open source collaboration platform from Mattermost, Inc. in the United States. A security vulnerability in Mattermost versions 11.6.0 and prior to 11.6.x, 11.5.3 and prior to 11.5.x, 11.4.4 and prior to 11.4.x, and 10.11.14 and prior to 10.11.x, which stems from a failure to filt...

CVE-2026-40597 MantisBT has a Content Security Policy bypass via attachments

Mantis Bug Tracker MantisBT is an open source issue tracker. In versions 2.28.1 and below, given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's script-src directive by uploading a crafted attachment to any issue that, when accessed via th...

CVE-2026-40597

CVE-2026-40597 affects MantisBT 2.28.1 and earlier. A pre‑existing XSS/HTML injection vulnerability can be chained with a crafted attachment uploaded to an issue; when downloaded via file_download.php, the attachment can be served with a valid JavaScript MIME type, bypassing CSP script-src and ex...