CVE-2021-40897 — HIGH (7.5)

Vulnerability Description

A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in split-html-to-chars v1.0.5 when splitting crafted invalid htmls.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Split-Html-To-Chars Project	Split-Html-To-Chars	1.0.5

Related Weaknesses (CWE)

CWE-1333

References

https://github.com/yetingli/SaveResults/blob/main/js/split-html-to-chars.jsExploitThird Party Advisory
https://github.com/yetingli/SaveResults/blob/main/js/split-html-to-chars.jsExploitThird Party Advisory

FAQ

What is CVE-2021-40897?

CVE-2021-40897 is a vulnerability with a CVSS score of 7.5 (HIGH). A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in split-html-to-chars v1.0.5 when splitting crafted invalid htmls.

How severe is CVE-2021-40897?

CVE-2021-40897 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-40897?

Check the references section above for vendor advisories and patch information. Affected products include: Split-Html-To-Chars Project Split-Html-To-Chars.