How severe is CVE-2022-42187?

CVE-2022-42187 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-42187 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-42187?

CVE-2022-42187 affects Hustoj. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-42187?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-42187 published?

CVE-2022-42187 was published on 2022-11-17 and last updated on 2026-06-17.

CVE-2022-42187

CVE-2022-42187 is a medium-severity vulnerability in Hustoj with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Hustoj
Published: 2022-11-17
Last modified: 2026-06-17

Description

Hustoj 22.09.22 has a XSS Vulnerability in /admin/problem_judge.php.

Frequently asked questions

What is CVE-2022-42187?: Hustoj 22.09.22 has a XSS Vulnerability in /admin/problem_judge.php.
How severe is CVE-2022-42187?: CVE-2022-42187 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-42187 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-42187?: CVE-2022-42187 affects Hustoj. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-42187?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-42187 published?: CVE-2022-42187 was published on 2022-11-17 and last updated on 2026-06-17.

References

https://github.com/zhblue/hustoj/issues/866

Affected products (1)

cpe:2.3:a:hustoj:hustoj:22.09.22:*:*:*:*:*:*:*

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