Regular Expression Denial of Service in markdown

All versions of markdown are vulnerable to Regular Expression Denial of Service ReDoS. The markdown.toHTML function has significantly degraded performance when parsing long strings containing underscores. This may lead to Denial of Service if the parser accepts user input. Recommendation No fix i...

GHSA-WX77-RP39-C6VG Regular Expression Denial of Service in markdown

All versions of markdown are vulnerable to Regular Expression Denial of Service ReDoS. The markdown.toHTML function has significantly degraded performance when parsing long strings containing underscores. This may lead to Denial of Service if the parser accepts user input. Recommendation No fix i...

@cloudmosaic/quickstarts (>=1.0.0-rc.0, <=1.0.0-rc.1), @cooptest/quickstarts (>=1.0.0, <=1.0.12) +113 more potentially affected by unknown CVE via showdown (>=1.0.0-alpha.2, <=1.9.0)

showdown NPM version =1.0.0-alpha.2, =1.0.0-rc.0, =1.0.0, =1.0.0-alpha.1, =2.0.0-beta.5, =0.4.0-1, =1.6.3, =5.2.1, =0.0.11, =0.0.9, =0.0.2, =1.0.0-rc.2, =1.0.1, =0.0.0-beta.1, =0.0.0-beta.24 and more Source cves: unknown CVE Source advisory: OSV:GHSA-H6MQ-3CJ6-H738...

@codecademy/gamut (>=1.10.10-alpha.7c13cf.0, <=1.15.2), @contentful/field-editor-markdown (>=0.1.0, <=0.4.0) +18 more potentially affected by unknown CVE via markdown-to-jsx (>=6.4.1, <=6.11.1)

markdown-to-jsx NPM version =6.4.1, =1.10.10-alpha.7c13cf.0, =0.1.0, =0.1.0, =0.0.9, =7.1.0, =0.10.0, =1.0.0, =0.2.0, =0.1.0, =5.11.3, =5.8.9, =6.0.1, =1.0.0, =3.3.1-feather.0 and more Source cves: unknown CVE Source advisory: OSV:GHSA-CCRP-C664-8P4J...

Cross-Site Scripting in markdown-to-jsx

Versions of markdown-to-jsx prior to 6.11.4 are vulnerable to Cross-Site Scripting. Due to insufficient input sanitization the package may render output containing malicious JavaScript. This vulnerability can be exploited through input of links containing data or VBScript URIs and a base64-encode...

GHSA-CCRP-C664-8P4J Cross-Site Scripting in markdown-to-jsx

Versions of markdown-to-jsx prior to 6.11.4 are vulnerable to Cross-Site Scripting. Due to insufficient input sanitization the package may render output containing malicious JavaScript. This vulnerability can be exploited through input of links containing data or VBScript URIs and a base64-encode...

Cross-Site Scripting in hexo-admin

All versions of hexo-admin are vulnerable to Cross-Site Scripting XSS. The package fails to sanitize rendered markdown, allowing attackers to execute arbitrary JavaScript in a victim's browser if they are able to create new posts. Recommendation No fix is currently available. Consider using an...

Duplicate Advisory: Regular Expression Denial of Service in simple-markdown

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-gpvj-gp8c-c7p2. This link is maintained to preserve external references. Original Description Versions of simple-markdown prior to 0.5.2 are vulnerable to Regular Expression Denial of Service ReDoS. The...

GHSA-4XF9-PGVV-XX67 Duplicate Advisory: Regular Expression Denial of Service in simple-markdown

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-gpvj-gp8c-c7p2. This link is maintained to preserve external references. Original Description Versions of simple-markdown prior to 0.5.2 are vulnerable to Regular Expression Denial of Service ReDoS. The...

20190403-utils (1.0.0), 30s (>=0.1.0, <=1.3.3) +2467 more potentially affected by unknown CVE via marked (>=0.4.0, <=0.6.3)

marked NPM version =0.4.0, =0.1.0, =1.0.0, =4.13.7-rc4, =0.0.1, =0.1.0, =1.0.0, =0.1.0, =4.0.0, =1.0.0, =2.0.1 and more Source cves: unknown CVE Source advisory: OSV:GHSA-CH52-VGQ2-943F...

HTML Injection in marky-markdown

All versions of marky-markdown are vulnerable to HTML Injection due to a validation bypass. The package only allows iframes where the source is youtube.com but it is possible to bypass the validation with sources where youtube.com is the sub-domain, such as youtube.com.evil.co. This Recommendatio...

GHSA-PXMP-FWJC-4X7Q HTML Injection in marky-markdown

All versions of marky-markdown are vulnerable to HTML Injection due to a validation bypass. The package only allows iframes where the source is youtube.com but it is possible to bypass the validation with sources where youtube.com is the sub-domain, such as youtube.com.evil.co. This Recommendatio...

@clue/webpack-polyfills-plugin (0.0.9), @helpdotcom/help-gen (1.0.0) +39 more potentially affected by unknown CVE via marky-markdown (>=4.0.0, <=12.0.0)

marky-markdown NPM version =4.0.0, =0.0.1, =0.1.0-alpha.1, =0.1.0-alpha.1, =0.7.3-alpha, =0.1.0, =0.0.1, =1.0.0, =1.0.0, =1.0.0, =1.0.34, =1.0.0, =1.1.1 and more Source cves: unknown CVE Source advisory: OSV:GHSA-PXMP-FWJC-4X7Q...

HTML Injection in marky-markdown

All versions of marky-markdown are vulnerable to HTML Injection. The package fails to sanitize style attributes in img tags of the markdown input. This may allow attackers to affect the size of images in the rendered HTML. Recommendation This package is no longer maintained. Please upgrade to...

@clue/webpack-polyfills-plugin (0.0.9), @helpdotcom/help-gen (1.0.0) +39 more potentially affected by unknown CVE via marky-markdown (>=4.0.0, <=12.0.0)

marky-markdown NPM version =4.0.0, =0.0.1, =0.1.0-alpha.1, =0.1.0-alpha.1, =0.7.3-alpha, =0.1.0, =0.0.1, =1.0.0, =1.0.0, =1.0.0, =1.0.34, =1.0.0, =1.1.1 and more Source cves: unknown CVE Source advisory: OSV:GHSA-MG69-6J3M-JVGW...

GHSA-MG69-6J3M-JVGW HTML Injection in marky-markdown

All versions of marky-markdown are vulnerable to HTML Injection. The package fails to sanitize style attributes in img tags of the markdown input. This may allow attackers to affect the size of images in the rendered HTML. Recommendation This package is no longer maintained. Please upgrade to...

Denial Of Service (DoS)

markdown-it-toc-and-anchor is vulnerable to denial of service. Parsing markdown containing text+\n@toc causes the application to enter and infinite loop...

Cross-Site Scripting in buttle

All versions of buttle are vulnerable to Cross-Site Scripting. Due to misconfiguration of its rendering engine, buttle does not sanitize the HTML output allowing attackers to run arbitrary JavaScript when processing malicious markdown files. Recommendation No fix is currently available. Consider...

GHSA-PQPP-2363-649V Cross-Site Scripting in buttle

All versions of buttle are vulnerable to Cross-Site Scripting. Due to misconfiguration of its rendering engine, buttle does not sanitize the HTML output allowing attackers to run arbitrary JavaScript when processing malicious markdown files. Recommendation No fix is currently available. Consider...

@aconex/styleguide (>=2.0.1, <=2.2.0) potentially affected by unknown CVE via markdown-it-toc-and-anchor (4.1.2)

markdown-it-toc-and-anchor NPM version 4.1.2 is affected by a known vulnerability. The following packages have a transitive dependency on markdown-it-toc-and-anchor and may be impacted: - @aconex/styleguide =2.0.1, =2.2.0 Source cves: unknown CVE Source advisory: OSV:GHSA-X6M6-5HRF-FH6R...