CVE-2020-22907 json
Stack overflow vulnerability in function jsi_evalcode_sub in jsish before 3.0.18, allows remote attackers to cause a Denial of Service via…
published 2021-07-13 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-15663
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
Stack overflow vulnerability in function jsi_evalcode_sub in jsish before 3.0.18, allows remote attackers to cause a Denial of Service via a crafted value to the execute parameter.
Patch / fix
Exploit prediction
1.57% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/pcmacdon/jsish/issues/16 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
github.com
/pcmacdon/jsish/issues/16
exploit, patch, third-party-advisory
Sources
- CVE List CVE-2020-22907
- NVD CVE-2020-22907
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