5002 matches found
EEF-CVE-2026-53427 Cross-site scripting in MDEx via unescaped highlight_lines_class code-fence attribute
Summary Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in leandrocp MDEx allows stored or reflected cross-site scripting via attacker-controlled Markdown. When syntax highlighting and full info-string forwarding render: \full\info\string: true\ ar...
CVE-2026-12856
A flaw was found in the vscode-java extension, which provides Java language support for Visual Studio Code. The extension incorrectly trusts all Markdown content in JavaDoc hovers, allowing a malicious Java file to include hidden commands. If a user clicks a specially crafted link within a JavaDo...
CVE-2026-12856
A flaw was found in the vscode-java extension, which provides Java language support for Visual Studio Code. The extension incorrectly trusts all Markdown content in JavaDoc hovers, allowing a malicious Java file to include hidden commands. If a user clicks a specially crafted link within a JavaDo...
EUVD-2026-40084
A flaw was found in the vscode-java extension, which provides Java language support for Visual Studio Code. The extension incorrectly trusts all Markdown content in JavaDoc hovers, allowing a malicious Java file to include hidden commands. If a user clicks a specially crafted link within a JavaDo...
CVE-2026-12856 Vscode-java: vscode: command injection vulnerability in the javadoc hover provider of the vscode-java extension
A flaw was found in the vscode-java extension, which provides Java language support for Visual Studio Code. The extension incorrectly trusts all Markdown content in JavaDoc hovers, allowing a malicious Java file to include hidden commands. If a user clicks a specially crafted link within a JavaDo...
CVE-2026-12856 Vscode-java: vscode: command injection vulnerability in the javadoc hover provider of the vscode-java extension
A flaw was found in the vscode-java extension, which provides Java language support for Visual Studio Code. The extension incorrectly trusts all Markdown content in JavaDoc hovers, allowing a malicious Java file to include hidden commands. If a user clicks a specially crafted link within a JavaDo...
PT-2026-53687
Name of the Vulnerable Software and Affected Versions leandrocp mdex versions 0.8.3 through 0.13.1 Description Improper neutralization of input during web page generation allows cross-site scripting XSS via unsanitized URL schemes in Quill Delta output. The function to delta/2 converts Markdown...
PT-2026-53259
Name of the Vulnerable Software and Affected Versions vscode-java affected versions not specified Description The vscode-java extension, which provides Java language support for Visual Studio Code, incorrectly trusts all Markdown content in JavaDoc hovers. This allows a malicious Java file to...
[SECURITY] Fedora 43 Update: python-mistune-3.2.1-1.fc43
The fastest markdown parser in pure Python, inspired by marked...
[SECURITY] Fedora 44 Update: python-mistune-3.2.1-1.fc44
The fastest markdown parser in pure Python, inspired by marked...
CVE-2026-48801
creationtimestamp| type| source ---|---|--- 2026-06-26 22:35:32+00:00| published-proof-of-concept| https://github.com/markdown-it/linkify-it/security/advisories/GHSA-22p9-wv53-3rq4 2026-07-14 23:48:48+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mqnfglsj4s2w 2026-07-27...
GHSA-22P9-WV53-3RQ4 LinkifyIt#match scan loop has quadratic algorithmic complexity
Summary LinkifyIt.prototype.match — the package's primary public API — has ON² algorithmic complexity for inputs containing many fuzzy links or emails. This is not a regex backtrack bug; it's a structural issue in the JS-level scan loop that re-slices the input and re-runs unanchored regex search...
@27works/posto (>=1.0.0, <=2.0.2), @abc45676/mailer (1.0.0) +272 more potentially affected by CVE-2026-48801 via linkify-it (5.0.0)
linkify-it NPM version 5.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on linkify-it and may be impacted: - @27works/posto =1.0.0, =0.6.0, =0.2.6, =0.0.1, =2.0.2, =1.0.0, =0.0.1, =0.0.10, =1.0.0, =2.0.1 - @anjirauto/app-gmail 0.5.2 -...
LinkifyIt#match scan loop has quadratic algorithmic complexity
Summary LinkifyIt.prototype.match — the package's primary public API — has ON² algorithmic complexity for inputs containing many fuzzy links or emails. This is not a regex backtrack bug; it's a structural issue in the JS-level scan loop that re-slices the input and re-runs unanchored regex search...
EUVD-2026-39775
Mattermost versions 10.11.x = 10.11.18, 11.6.x = 11.6.3, 11.5.x = 11.5.6 fail to properly apply markdown image rendering restrictions to AI bot tool result posts, which allows an authenticated attacker to exfiltrate data to an attacker-controlled server via injecting markdown image syntax into to...
CVE-2026-3472
Mattermost versions 10.11.x = 10.11.18, 11.6.x = 11.6.3, 11.5.x = 11.5.6 fail to properly apply markdown image rendering restrictions to AI bot tool result posts, which allows an authenticated attacker to exfiltrate data to an attacker-controlled server via injecting markdown image syntax into to...
CVE-2026-3472
CVE-2026-3472 affects Mattermost where specific versions (10.11.x <= 10.11.18, 11.6.x <= 11.6.3, 11.5.x
CVE-2026-3472 Markdown image rendering bypass in AI bot tool result posts in Mattermost
Mattermost versions 10.11.x = 10.11.18, 11.6.x = 11.6.3, 11.5.x = 11.5.6 fail to properly apply markdown image rendering restrictions to AI bot tool result posts, which allows an authenticated attacker to exfiltrate data to an attacker-controlled server via injecting markdown image syntax into to...
OPENSUSE-SU-2026:21063-1 Security update for python-Markdown, python-joblib, python-handy-archives, python-apache-libcloud, python-WebOb, python-PyGithub, python-soupsieve
This update for python-Markdown, python-joblib, python-handy-archives, python-apache-libcloud, python-WebOb, python-PyGithub, python-soupsieve fixes the following issues: Changes in python-Markdown: - Fix tests with latest python version bsc1268243 Changes in python-joblib: - Update to 1.5.2:...
SUSE-SU-2026:22370-1 Security update for python-Markdown, python-joblib, python-handy-archives, python-apache-libcloud, python-WebOb, python-PyGithub, python-soupsieve
This update for python-Markdown, python-joblib, python-handy-archives, python-apache-libcloud, python-WebOb, python-PyGithub, python-soupsieve fixes the following issues: Changes in python-Markdown: - Fix tests with latest python version bsc1268243 Changes in python-joblib: - Update to 1.5.2:...