CVE-2026-105675
Ghost: Invite Token Disclosure in Ghost Admin API
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Ghost: Invite Token Disclosure in Ghost Admin API
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.
- Record
CVE-2026-105675- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-203, CWE-943
- Updated
- 2026-11-02
EUVDEUVD-2026-92763
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.
- Record
EUVD-2026-92763- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-v6q3-xqxm-6f5v
Ghost: Invite Token Disclosure in Ghost Admin API
Impact
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.
Vulnerable versions
This vulnerability is present in Ghost from v4.39.0 up to v6.64.0.
Patches
v6.64.0 contains a fix for this issue.
How to update
For self-hosters using Docker, find Docker's official Ghost image here. Updating a Docker-based Ghost instance is documented here.
If your Ghost is a Ghost-CLI install see our documentation on updating it to the latest version here.
References
Ghost thanks CoryRoo, Pedro Pinho, and Nhat Anh Vu for disclosing this vulnerability responsibly.
For more information
If you have any questions or comments about this advisory, email us at [email protected].
- Record
GHSA-v6q3-xqxm-6f5v- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-203, CWE-943
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-105675- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-203, CWE-943
- Updated
- 2026-11-02
OSVCVE-2026-104416
Ghost 4.39.0 before 6.64.0 Invite Token Disclosure via Admin API
Ghost from 4.39.0 before 6.64.0 contains an information disclosure vulnerability in the Admin API that allows staff users to view secret tokens of pending staff invites. Staff users with invite viewing permission can accept pending invites for higher-privileged roles to escalate their privileges.
- Record
CVE-2026-104416- CVSS 4.0
- 7.7 High
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Weakness
- CWE-203
- Updated
- 2026-11-02
OSV
Ghost: Invite Token Disclosure in Ghost Admin API
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.
- Record
CVE-2026-105675- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-203, CWE-943
- Updated
- 2026-11-02
OSVGHSA-v6q3-xqxm-6f5v
Ghost: Invite Token Disclosure in Ghost Admin API
Impact
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.
Vulnerable versions
This vulnerability is present in Ghost from v4.39.0 up to v6.64.0.
Patches
v6.64.0 contains a fix for this issue.
How to update
For self-hosters using Docker, find Docker's official Ghost image here. Updating a Docker-based Ghost instance is documented here.
If your Ghost is a Ghost-CLI install see our documentation on updating it to the latest version here.
References
Ghost thanks CoryRoo, Pedro Pinho, and Nhat Anh Vu for disclosing this vulnerability responsibly.
For more information
If you have any questions or comments about this advisory, email us at [email protected].
- Record
GHSA-v6q3-xqxm-6f5v- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-203, CWE-943
- Updated
- 2026-11-02
OSVBIT-ghost-2026-104416 No score
Ghost 4.39.0 before 6.64.0 Invite Token Disclosure via Admin API
Ghost from 4.39.0 before 6.64.0 contains an information disclosure vulnerability in the Admin API that allows staff users to view secret tokens of pending staff invites. Staff users with invite viewing permission can accept pending invites for higher-privileged roles to escalate their privileges.
- Record
BIT-ghost-2026-104416- Updated
- 2026-11-02
OSVBIT-ghost-2026-105675 No score
Ghost: Invite Token Disclosure in Ghost Admin API
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.
- Record
BIT-ghost-2026-105675- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-105675 is a high vulnerability (CVSS 7.5) in Tryghost Ghost, published October 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 33rd percentile. Fixed in ghost 6.64.0.
References
github.com/TryGhost/Ghost/security/advisories/GHSA-v6q3-xqxm-6f5v
nvd.nist.gov/vuln/detail/CVE-2026-105675
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vulncheck.com/advisories/ghost-4.39.0-before-6.64.0-invite-token-disclosure-via-admin-api