CVE-2024-43409

mediumpriority · track · 26EPSS 0.003 · 25 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.32% (25th) EPSS

CVSS 6.5 · medium

Is it mine?

5 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

Ghost is a Node.js content management system. Improper authentication on some endpoints used for member actions would allow an attacker to perform member-only actions, and read member information. This security vulnerability is present in Ghost v4.46.0-v5.89.4. v5.89.5 contains a fix for this issue.

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

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 · security-advisories@github.comexploitability 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: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USprimaryCWE-284USCWE-284USCWE-287US

affected products (5)

Products and version ranges known to be affected.

TryGhost Ghost4.46.0 → 5.89.5enisa_euvdEU
ghost ghost4.46.0 → 5.89.5nvdUScpe:2.3:a:ghost:ghost:*:*:*:*:*:*:*:*
Bitnami ghost4.46.0 → 5.89.5osvUSpkg:bitnami/ghost
npm @tryghost/portal1.22.2 → 2.39.0osvUSpkg:npm/%40tryghost/portal
npm ghost4.46.0 → 5.89.5osvUSpkg:npm/ghost

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-78x2-cwp9-5j42Ghost's improper authentication allows access to member information and actions2024-08-20ghsa · osvUS
### Impact Improper authentication on some endpoints used for member actions would allow an attacker to perform member-only actions, and read member information. ### Vulnerable versions This security vulnerability is present in Ghost v4.46.0-v5.89.5. Ghost(Pro) customers are automatically updated to fixed versions ahead of disclosure. If you're a self-hoster, please follow our [update instructions](https://ghost.org/docs/update). ### Patches v5.89.5 contains a fix for this issue. ### Workarounds Disable site membership in Ghost settings. ### For more information If you have any questions or comments about this advisory: * Email us at [security@ghost.org](mailto:security@ghost.org)
BIT-ghost-2024-43409Ghost's improper authentication allows access to member information and actions2024-08-23vendor · osvUS
Ghost is a Node.js content management system. Improper authentication on some endpoints used for member actions would allow an attacker to perform member-only actions, and read member information. This security vulnerability is present in Ghost 4.46.0 through 5.89.4. v5.89.5 contains a fix for this issue.

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 2024-08-20modified 2026-06-17

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+7709 more

references (8)

External citations — patches, advisories, analysis.

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