CVE-2020-28455— Cross-site Scripting (XSS)
Quick assessment
Affected
n/a markdown-it-toc
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
markdown-it-toc是美国Sam Chrisinger个人开发者的一种将自动生成的目录添加到 markdown-it markdown 解析器的语法。 markdown-it-toc 存在安全漏洞，该漏洞源于生成的目录的标题和标题的内容不会被转义。
Possible ATT&CK Techniques 2 AI
T1190 · Exploit Public-Facing Application T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2020-28455
Vulnerability Information
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Vulnerability Title
Cross-site Scripting (XSS)
Source: CVE Program / CVE List V5
Vulnerability Description
This affects all versions of package markdown-it-toc. The title of the generated toc and the contents of the header are not escaped.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
markdown-it-toc 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
markdown-it-toc是美国Sam Chrisinger个人开发者的一种将自动生成的目录添加到 markdown-it markdown 解析器的语法。 markdown-it-toc 存在安全漏洞，该漏洞源于生成的目录的标题和标题的内容不会被转义。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | markdown-it-toc | 0 ~ unspecified | - |
|
II. Public POCs for CVE-2020-28455
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2020-28455 (1)
-
https://security.snyk.io/vuln/SNYK-JS-MARKDOWNITTOC-1044067 x_refsource_MISC
Same Patch Batch · n/a · 2022-07-25 · 50 CVEs total
| CVE-2020-28445 | 9.8 CRITICAL | Command Injection |
| CVE-2020-28447 | 9.8 CRITICAL | Command Injection |
| CVE-2020-28443 | 9.8 CRITICAL | Command Injection |
| CVE-2020-28446 | 9.8 CRITICAL | Command Injection |
| CVE-2020-28438 | 9.8 CRITICAL | Command Injection |
| CVE-2020-28435 | 9.4 CRITICAL | Command Injection |
| CVE-2022-36444 | 8.6 HIGH | Atos Unify OpenScape 安全漏洞 |
| CVE-2020-7677 | 8.6 HIGH | Arbitrary Code Execution |
| CVE-2020-7678 | 8.6 HIGH | Arbitrary Code Execution |
| CVE-2022-36450 | 8.0 HIGH | Obsidian 输入验证错误漏洞 |
| CVE-2021-23373 | 7.5 HIGH | Prototype Pollution |
| CVE-2020-28436 | 7.3 HIGH | Command Injection |
| CVE-2020-28459 | 7.3 HIGH | Cross-site Scripting (XSS) |
| CVE-2020-28461 | 7.3 HIGH | Prototype Pollution |
| CVE-2020-28462 | 7.3 HIGH | Prototype Pollution |
| CVE-2020-28471 | 7.3 HIGH | Prototype Pollution |
| CVE-2020-28441 | 7.3 HIGH | Prototype Pollution |
| CVE-2021-23451 | 6.5 MEDIUM | Insecure Randomness |
| CVE-2020-28422 | 6.4 MEDIUM | Command Injection |
| CVE-2021-23397 | 5.6 MEDIUM | Prototype Pollution |
Showing top 20 of 50 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2020-28455
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