CVE-2020-26307
GHSL-2020-301: Regular Expression Denial of Service (ReDoS) in HTML2Markdown
Severity Score
8.7
*CVSS v4
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
Attend
*SSVC
Descriptions
HTML2Markdown is a Javascript implementation for converting HTML to Markdown text. All available versions contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no known patches are available.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
System
Vulnerable | Subsequent
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
System
Vulnerable | Subsequent
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Attend
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-10-01 CVE Reserved
- 2024-10-26 CVE Published
- 2024-10-27 EPSS Updated
- 2024-10-28 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-1333: Inefficient Regular Expression Complexity
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://github.com/kates/html2markdown/issues/13 | ||
| https://securitylab.github.com/advisories/GHSL-2020-301-redos-HTML2Markdown |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Kates Search vendor "Kates" | Html2markdown Search vendor "Kates" for product "Html2markdown" | <= 1.0.2 Search vendor "Kates" for product "Html2markdown" and version " <= 1.0.2" | en |
Affected
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