CVE-2022-37598
CVE-2022-37598 is a critical-severity vulnerability in Uglifyjs Project Uglifyjs with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1321.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (68th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-1321
- Affected product: Uglifyjs Project Uglifyjs
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2022-37598?
- 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.
- How severe is CVE-2022-37598?
- CVE-2022-37598 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-37598 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-37598?
- CVE-2022-37598 affects Uglifyjs Project Uglifyjs. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-37598?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-37598 published?
- CVE-2022-37598 was published on 2022-10-20 and last updated on 2026-06-17.
References
- https://github.com/mishoo/UglifyJS/blob/352a944868b09c9ce3121a49d4a0bf0afe370a35/lib/ast.js#L46
- https://github.com/mishoo/UglifyJS/blob/352a944868b09c9ce3121a49d4a0bf0afe370a35/lib/ast.js#L79
- https://github.com/mishoo/UglifyJS/issues/5699
- https://github.com/mishoo/UglifyJS/issues/5721#issuecomment-1292849604
Affected products (1)
- cpe:2.3:a:uglifyjs_project:uglifyjs:3.13.2:*:*:*:*:node.js:*:*
More vulnerabilities in Uglifyjs Project Uglifyjs
- CVE-2015-8857 — Critical (CVSS 9.8): The uglify-js package before 2.4.24 for Node.js does not properly account for non-boolean values when rewriting boolean…
- CVE-2015-8858 — High (CVSS 7.5): The uglify-js package before 2.6.0 for Node.js allows attackers to cause a denial of service (CPU consumption) via…
All CVEs affecting Uglifyjs Project Uglifyjs →
Other CWE-1321 (Prototype Pollution) vulnerabilities
- CVE-2026-25142 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.27, SanboxJS does not properly restrict __lookupGetter__…
- CVE-2024-39008 — Critical (CVSS 10.0): robinweser fast-loops v1.1.3 was discovered to contain a prototype pollution via the function objectMergeDeep. This…
- CVE-2024-38999 — Critical (CVSS 10.0): jrburke requirejs v2.3.6 was discovered to contain a prototype pollution via the function s.contexts._.configure. This…
- CVE-2022-29823 — Critical (CVSS 10.0): Feather-Sequalize cleanQuery method uses insecure recursive logic to filter unsupported keys from the query object.…
- CVE-2022-24760 — Critical (CVSS 10.0): Parse Server is an open source http web server backend. In versions prior to 4.10.7 there is a Remote Code Execution…
- CVE-2020-12079 — Critical (CVSS 10.0): Beaker before 0.8.9 allows a sandbox escape, enabling system access and code execution. This occurs because Electron…