CVE-2020-27511

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Source
https://cve.org/CVERecord?id=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
2021-06-21T20:15:08.160Z
Modified
2026-04-12T00:37:58.721718Z
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
2a2fc85322b4715a9513c596e3131690125ab6e2
Database specific 
{
    "source": "CPE_FIELD",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.7.3"
        }
    ],
    "cpe": "cpe:2.3:a:prototypejs:prototype:1.7.3:*:*:*:*:*:*:*"
}

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

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-27511.json"