How severe is CVE-2022-27244?

CVE-2022-27244 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-27244 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27244?

CVE-2022-27244 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-27244?

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

When was CVE-2022-27244 published?

CVE-2022-27244 was published on 2022-03-18 and last updated on 2026-06-22.

CVE-2022-27244

CVE-2022-27244 is a medium-severity vulnerability in Misp-project Misp with a CVSS 3.x base score of 4.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Misp-project Misp
Published: 2022-03-18
Last modified: 2026-06-22

Description

An issue was discovered in MISP before 2.4.156. A malicious site administrator could store an XSS payload in the custom auth name. This would be executed each time the administrator modifies a user.

Frequently asked questions

What is CVE-2022-27244?: An issue was discovered in MISP before 2.4.156. A malicious site administrator could store an XSS payload in the custom auth name. This would be executed each time the administrator modifies a user.
How severe is CVE-2022-27244?: CVE-2022-27244 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-27244 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27244?: CVE-2022-27244 affects Misp-project Misp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-27244?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-27244 published?: CVE-2022-27244 was published on 2022-03-18 and last updated on 2026-06-22.

References

https://github.com/MISP/MISP/commit/61d4d3670593b78e4dab7a11eb620b7a372f30e6

Affected products (1)

cpe:2.3:a:misp-project:misp:*:*:*:*:*:*:*:*

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