CVE-2017-1001003
math.js before 3.17.0 had an issue where private properties such as a constructor could be replaced by using unicode characters when creating an object.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
math.js before 3.17.0 had an issue where private properties such as a constructor could be replaced by using unicode characters when creating an object.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.69% probability · 77th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-88, CWE-20
- Affected
- mathjs project/mathjs
- Source
- 46fe6300-5254-4a98-9594-a9567bec8179
EPSS 1.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/josdejong/mathjs/blob/master/HISTORY.md#2017-11-18-version-3170
- https://github.com/josdejong/mathjs/commit/a60f3c8d9dd714244aed7a5569c3dccaa3a4e761
- https://github.com/josdejong/mathjs/blob/master/HISTORY.md#2017-11-18-version-3170
- https://github.com/josdejong/mathjs/commit/a60f3c8d9dd714244aed7a5569c3dccaa3a4e761
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.