CVE-2026-105675 (CVSS 7.5)

Description

Ghost is a Node.js content management system. From 4.39.0 until 6.64.0, staff users with permission to view staff invites were able to discover the secret token of pending invites, including invites for roles with higher privileges than their own. This could allow a staff user to escalate their privileges by accepting a pending invite. This issue is fixed in version 6.64.0.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0039

Probability of exploitation

0.31%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-203 CWE-203

CWE-943 CWE-943

References

Other References

https://github.com/TryGhost/Ghost/commit/4fb587e4d49667f929b87f7d6a873ae5e9cc087f https://github.com/TryGhost/Ghost/pull/30760 https://github.com/TryGhost/Ghost/releases/tag/v6.64.0 https://github.com/TryGhost/Ghost/security/advisories/GHSA-v6q3-xqxm-6f5v

Frequently Asked Questions

What is CVE-2026-105675? +

Ghost is a Node.js content management system. From 4.39.0 until 6.64.0, staff users with permission to view staff invites were able to discover the secret token of pending invites, including invites for roles with higher privileges than their own. This could allow a staff user to escalate their privileges by accepting a pending invite. This issue is fixed in version 6.64.0. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-105675? +

CVE-2026-105675 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0039, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-105675? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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