CVE-2021-42250

CVE-2021-42250 is a medium-severity vulnerability in Apache Superset with a CVSS 3.x base score of 6.5. 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-116.

Key facts

Description

Improper output neutralization for Logs. A specific Apache Superset HTTP endpoint allowed for an authenticated user to forge log entries or inject malicious content into logs.

Frequently asked questions

What is CVE-2021-42250?
Improper output neutralization for Logs. A specific Apache Superset HTTP endpoint allowed for an authenticated user to forge log entries or inject malicious content into logs.
How severe is CVE-2021-42250?
CVE-2021-42250 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-42250 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-42250?
CVE-2021-42250 affects Apache Superset. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42250?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-42250 published?
CVE-2021-42250 was published on 2021-11-17 and last updated on 2026-06-17.

References

Affected products (1)

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