CVE-2021-25912 json
Prototype pollution in dotty
published 2021-02-02 5 y ago modified 2026-06-17 4 mo ago also GHSA-f5c9-x9j6-87qp , EUVD-2021-0548
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.5%
- EPSS 3.5% chance of exploitation in 30 days, percentile 89%
- public exploits
- 0
- none known
Summary
Prototype pollution vulnerability in 'dotty' versions 0.0.1 through 0.1.0 allows attackers to cause a denial of service and may lead to remote code execution.
Patch / fix
Exploit prediction
3.48% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- whitesourcesoftware.com https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25912 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| GitHub | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | dotty | <0.1.1 |
0.1.1 |
Affected products
- n/a dotty
Classification
References
-
github.com
/deoxxa/dotty/commit/cd997d37917186c131be71501a698803f2b7ebdb
web, patch, third-party-advisory
-
whitesourcesoftware.com
/vulnerability-database/CVE-2021-25912
web, exploit, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2021-25912
advisory
-
npmjs.com
/package/dotty
web
Sources
- CVE List CVE-2021-25912
- GitHub Advisory GHSA-f5c9-x9j6-87qp
- NVD CVE-2021-25912
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