How severe is CVE-2022-31290?

CVE-2022-31290 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-31290 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-31290?

CVE-2022-31290 affects Withknown Known. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-31290?

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

When was CVE-2022-31290 published?

CVE-2022-31290 was published on 2022-07-08 and last updated on 2026-06-17.

CVE-2022-31290

CVE-2022-31290 is a medium-severity vulnerability in Withknown Known with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Withknown Known
Published: 2022-07-08
Last modified: 2026-06-17

Description

A cross-site scripting (XSS) vulnerability in Known v1.2.2+2020061101 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Your Name text field.

Frequently asked questions

What is CVE-2022-31290?: A cross-site scripting (XSS) vulnerability in Known v1.2.2+2020061101 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Your Name text field.
How severe is CVE-2022-31290?: CVE-2022-31290 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-31290 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-31290?: CVE-2022-31290 affects Withknown Known. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-31290?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-31290 published?: CVE-2022-31290 was published on 2022-07-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:withknown:known:*:*:*:*:*:*:*:*

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