What’s Vulnerable › Vulnerabilities

CVE-2020-22874

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-13 · updated 2026-06-17
• Weakness: CWE-190

Description

Integer overflow vulnerability in function Jsi_ObjArraySizer in jsish before 3.0.8, allows remote attackers to execute arbitrary code.

Affected products

• Jsish Jsi: before 3.0.8 — fixed in 3.0.8

How to fix

Upgrade to a fixed version: Jsish Jsi 3.0.8. Check the vendor advisory for mitigations.

References

• https://github.com/pcmacdon/jsish/commit/858da537bde4de9d8c92466d5a866505310bc328
• https://github.com/pcmacdon/jsish/issues/5
• https://github.com/pcmacdon/jsish/commit/858da537bde4de9d8c92466d5a866505310bc328
• https://github.com/pcmacdon/jsish/issues/5

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