CVE-2020-27511

State: Published
Severity: Not scored
Published: Jun 21, 2021
Updated: Aug 4, 2024
Reserved: Oct 21, 2020

Description

An issue was discovered in the stripTags and unescapeHTML components in Prototype 1.7.3 where an attacker can cause a Regular Expression Denial of Service (ReDOS) through stripping crafted HTML tags.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

http://prototypejs.org/
https://github.com/prototypejs/prototype/blob/dee2f7d8611248abce81287e1be4156011953c90/src/prototype/lang/string.js#L283
https://github.com/yetingli/PoCs/blob/main/CVE-2020-27511/Prototype.md

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.