CVE-2021-28656

MEDIUMNVD 5.45.4—

5.4

Cross-Site Request Forgery (CSRF) vulnerability in Credential page of Apache Zeppelin allows an attacker to submit malicious request. This issue affects Apache Zeppelin Apache Zeppelin version 0.9.0 and prior versions.

CVSS v3: 5.4
EG Score: 5.4(medium)
EPSS: 83.0%
KEV: Not listed

Published

April 9, 2024

Last Modified

May 5, 2025

References (4)

security@apachehttp://www.openwall.com/lists/oss-security/2024/04/09/3
security@apachehttps://lists.apache.org/thread/dttzkkv4qyn1rq2fdv1r94otb1osxztc
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2024/04/09/3
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread/dttzkkv4qyn1rq2fdv1r94otb1osxztc

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
maven	org.apache.zeppelin:zeppelin-web	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

Maven(1)

Package	Vulnerable range	Fixed in	Dependents
org.apache.zeppelin:zeppelin-web	0.6.0 ... 0.9.0 (11 versions)	—	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-352Cross-Site Request Forgery (CSRF)

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:45 UTCepss_batch
2026-06-05 22:45 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch

Frequently asked(5)

What is CVE-2021-28656?

CVE-2021-28656 is a medium vulnerability published on April 9, 2024. Cross-Site Request Forgery (CSRF) vulnerability in Credential page of Apache Zeppelin allows an attacker to submit malicious request. This issue affects Apache Zeppelin Apache Zeppelin version 0.9.0 and prior versions.

When was CVE-2021-28656 disclosed?

CVE-2021-28656 was first published in the National Vulnerability Database on April 9, 2024, with the most recent update on May 5, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-28656 actively exploited?

CVE-2021-28656 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 83.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-28656?

CVE-2021-28656 has a CVSS v3 base score of 5.4 (NVD).

How do I remediate CVE-2021-28656?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-28656, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-28656

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CVE-2021-28656

📅 Published

🔄 Last Modified

🔗 References (4)