CVE-2022-37598
CRITICALUglifyJS 3.13.2 - Prototype Pollution via DEFNODE Function Name Variable
Title source: llmDescription
Prototype pollution vulnerability in function DEFNODE in ast.js in mishoo UglifyJS 3.13.2 via the name variable in ast.js. NOTE: the vendor considers this an invalid report.
References (4)
Core 4
Core References
Exploit, Third Party Advisory
https://github.com/mishoo/UglifyJS/blob/352a944868b09c9ce3121a49d4a0bf0afe370a35/lib/ast.js#L46
Exploit, Third Party Advisory
https://github.com/mishoo/UglifyJS/blob/352a944868b09c9ce3121a49d4a0bf0afe370a35/lib/ast.js#L79
Issue Tracking, Third Party Advisory
https://github.com/mishoo/UglifyJS/issues/5699
Third Party Advisory
https://github.com/mishoo/UglifyJS/issues/5721#issuecomment-1292849604
Scores
CVSS v3
9.8
EPSS
0.0135
EPSS Percentile
67.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
total
Details
CWE
CWE-1321
Status
published
Products (1)
uglifyjs_project/uglifyjs
3.13.2
Published
Oct 20, 2022
Tracked Since
Feb 18, 2026