CVE-2021-25973

mediumpriority · track · 26OT risk · elevatedEPSS 0.008 · 57 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.83% (57th) EPSS

CVSS 6.4 · medium

Is it mine?

5 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

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

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 10 · impact 4.9

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 2.5

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Nsecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Nsecondary · vulnerabilitylab@mend.ioexploitability 3.9 · impact 2.5

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Nsecondary · OSV

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-669USprimaryCWE-285USCWE-285USCWE-669USCWE-863US

affected products (5)

Products and version ranges known to be affected.

publify_core publify_core≤ unspecified ≤9.2.4enisa_euvdEU
publify_core publify_core9.0.0.pre1 → unspecifiedenisa_euvdEU
publify project publify9.0.0 → 9.2.4nvdUScpe:2.3:a:publify_project:publify:*:*:*:*:*:*:*:*
Bitnami publify9.0.0 → 9.2.4osvUSpkg:bitnami/publify
RubyGems publify_core9.0.0.pre1 → 9.2.5osvUSpkg:gem/publify_core

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-x24j-87x9-jvv5Publify `guest` role users can self-register even when the admin does not allow it2021-11-03ghsa · osvUS
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 it. This happens due to front-end restriction only.
BIT-publify-2021-259732024-03-06vendor · osvUS
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.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2021-11-02modified 2026-06-17

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Related entries.

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+123 more

references (8)

External citations — patches, advisories, analysis.

scry

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