How severe is CVE-2020-22875?

CVE-2020-22875 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-22875 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-22875?

CVE-2020-22875 affects Jsish. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-22875?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-22875 published?

CVE-2020-22875 was published on 2021-07-13 and last updated on 2026-06-17.

CVE-2020-22875

CVE-2020-22875 is a critical-severity vulnerability in Jsish with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-190.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Jsish
Published: 2021-07-13
Last modified: 2026-06-17

Description

Integer overflow vulnerability in function Jsi_ObjSetLength in jsish before 3.0.6, allows remote attackers to execute arbitrary code.

Frequently asked questions

What is CVE-2020-22875?: Integer overflow vulnerability in function Jsi_ObjSetLength in jsish before 3.0.6, allows remote attackers to execute arbitrary code.
How severe is CVE-2020-22875?: CVE-2020-22875 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-22875 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-22875?: CVE-2020-22875 affects Jsish. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-22875?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-22875 published?: CVE-2020-22875 was published on 2021-07-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jsish:jsish:*:*:*:*:*:*:*:*

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