CVE-2021-25973

MEDIUMNVD 6.56.5—Elevated

6.5

In Publify, 9.0.0.pre1 to 9.2.4 are vulnerable to Improper Access Control. “guest” role users can self-register even when the admin does not allow. This happens due to front-end restriction only.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 36.2%
KEV: Not listed

Published

November 2, 2021

Last Modified

November 21, 2024

References (4)

vulnerabilitylab@mendhttps://github.com/publify/publify/commit/3447e0241e921b65f6eb1090453d8ea73e98387e
vulnerabilitylab@mendhttps://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25973
af854a3a-2127-422b-91ae-364da2661108https://github.com/publify/publify/commit/3447e0241e921b65f6eb1090453d8ea73e98387e
af854a3a-2127-422b-91ae-364da2661108https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25973

Affected Packages

(1 across 1 ecosystem)

RubyGems(1)

Package	Vulnerable range	Fixed in	Dependents
publify_core	9.0.0 ... 9.2.4 (14 versions)	9.2.5	—

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 17× 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.

2026-06-02 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
2026-05-26 08:13 UTCEG score recompute
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2021-25973?

CVE-2021-25973 is a medium vulnerability published on November 2, 2021. In Publify, 9.0.0.pre1 to 9.2.4 are vulnerable to Improper Access Control. “guest” role users can self-register even when the admin does not allow. This happens due to front-end restriction only.

When was CVE-2021-25973 disclosed?

CVE-2021-25973 was first published in the National Vulnerability Database on November 2, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-25973 actively exploited?

CVE-2021-25973 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 36.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-25973?

CVE-2021-25973 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2021-25973?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-25973, 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

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CVE-2021-25973

📅 Published

🔄 Last Modified

🔗 References (4)

Affected Packages

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-25973?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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