Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2024-27088— es5-ext Regular Expression Denial of Service in `function#copy` and `function#toStringTokens`

Quick assessment

Affected
medikoo es5-ext
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

es5-ext是Mariusz Nowak个人开发者的一个 ECMAScript 扩展。 es5-ext v0.10.63之前版本存在安全漏洞，该漏洞源于使用具有很长名称或复杂默认参数名称的函数可能会导致脚本停止。

EPSS 0.53% · P45

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2024-27088

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
es5-ext Regular Expression Denial of Service in `function#copy` and `function#toStringTokens`
Source: CVE Program / CVE List V5
Vulnerability Description
es5-ext contains ECMAScript 5 extensions. Passing functions with very long names or complex default argument names into `function#copy` or `function#toStringTokens` may cause the script to stall. The vulnerability is patched in v0.10.63.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
es5-ext 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
es5-ext是Mariusz Nowak个人开发者的一个 ECMAScript 扩展。 es5-ext v0.10.63之前版本存在安全漏洞，该漏洞源于使用具有很长名称或复杂默认参数名称的函数可能会导致脚本停止。
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
medikoo es5-ext >= 0.10.0, < 0.10.63 -

II. Public POCs for CVE-2024-27088

# POC Description Source Link Shenlong Link
1 redos https://github.com/200101WhoAmI/CVE-2024-27088 POC Details
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2024-27088

请登录查看更多情报信息。

Patches & Fixes for CVE-2024-27088 (2)

Vendor Advisories for CVE-2024-27088 (1)

Other References for CVE-2024-27088 (1)

IV. Related Vulnerabilities

Same weakness: CWE-400