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CVE-2020-26305— GHSL-2020-291: Regular Expression Denial of Service (ReDoS) in CommonRegexJS

Quick assessment

Affected
talyssonoc CommonRegexJS
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.

CommonRegexJS是Talysson de Oliveira Cassiano个人开发者的一个 JavaScript 的 CommonRegex 端口。 CommonRegexJS存在安全漏洞，该漏洞源于包含一个或多个易受正则表达式拒绝服务(ReDoS)攻击的正则表达式。

AI Predicted 7.5 Difficulty: Easy EPSS 0.48% · P40

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2020-26305

Vulnerability Information
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Vulnerability Title
GHSL-2020-291: Regular Expression Denial of Service (ReDoS) in CommonRegexJS
Source: CVE Program / CVE List V5
Vulnerability Description
CommonRegexJS is a CommonRegex port for JavaScript. 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/U:Green
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1333
Source: CVE Program / CVE List V5
Vulnerability Title
CommonRegexJS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CommonRegexJS是Talysson de Oliveira Cassiano个人开发者的一个 JavaScript 的 CommonRegex 端口。 CommonRegexJS存在安全漏洞，该漏洞源于包含一个或多个易受正则表达式拒绝服务(ReDoS)攻击的正则表达式。
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
talyssonoc CommonRegexJS 0 -

II. Public POCs for CVE-2020-26305

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III. Intelligence Information for CVE-2020-26305

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IV. Related Vulnerabilities

Same weakness: CWE-1333

V. Comments for CVE-2020-26305

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