CVE-2020-27511

Source
https://nvd.nist.gov/vuln/detail/CVE-2020-27511
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-27511.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-27511
Downstream
Published
2021-06-21T20:15:08Z
Modified
2025-10-15T12:13:17.685215Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/prototypejs/prototype

Affected ranges

Type
GIT
Repo
https://github.com/prototypejs/prototype
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected

Affected versions

1.*

1.6.0.3
1.6.1
1.6.1_rc2
1.6.1_rc3
1.7
1.7.1
1.7.2
1.7.3
1.7_rc1
1.7_rc2
1.7_rc3