CVE-2021-42250
Possible log injection
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2021-42250- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:P/A:N - Weakness
- CWE-117, CWE-116
- Updated
- 2026-11-02
CVE ListNo score
Possible log injection
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.
- Record
CVE-2021-42250- Weakness
- CWE-117
- Updated
- 2026-11-02
EUVDEUVD-2021-0024No score
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.
- Record
EUVD-2021-0024- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5fp8-c45m-256p
Improper Encoding or Escaping of Output in Apache Superset
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.
- Record
GHSA-5fp8-c45m-256p- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-116
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2021-42250- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-5fp8-c45m-256p
Improper Encoding or Escaping of Output in Apache Superset
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.
- Record
GHSA-5fp8-c45m-256p- CVSS 4.0
- 7.1 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-116
- Updated
- 2026-11-02
OSVBIT-superset-2021-42250No score
Possible log injection
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.
- Record
BIT-superset-2021-42250- Updated
- 2026-11-02
OSVPYSEC-2021-435No score
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.
- Record
PYSEC-2021-435- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
apache-supersetPyPI | through 1.3.1 | 1.3.2 |
supersetBitnami | before 1.3.2 | 1.3.2 |
apache-supersetPyPI | before 1.3.2, plus listed versions 0.34.00.34.10.35.10.35.20.36.0 Show 11 moreShow less0.37.00.37.10.37.20.38.00.38.11.0.01.0.11.1.01.2.01.3.01.3.1 | 1.3.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-42250 is a medium vulnerability (CVSS 6.5) in Apache Superset, published November 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.82%, the 79th percentile. Fixed in apache-superset 1.3.2.