CVE-2020-23258
An issue found in Jsish v.3.0.11 allows a remote attacker to cause a denial of service via the Jsi_ValueIsNumber function in ./src/jsiValue.c file.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.00%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue found in Jsish v.3.0.11 allows a remote attacker to cause a denial of service via the Jsi_ValueIsNumber function in ./src/jsiValue.c file.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.00% probability · 63th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- jsish/jsish
- Source
- cve@mitre.org
EPSS 1.0% since 26 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/pcmacdon/jsish/issues/12Exploit, Issue Tracking, Patch
- https://jsish.org/fossil/jsi2/tktview?name=2ba1d89d32Broken Link
- https://github.com/pcmacdon/jsish/issues/12Exploit, Issue Tracking, Patch
- https://jsish.org/fossil/jsi2/tktview?name=2ba1d89d32Broken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.