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CVE-2025-30086

Possible ORM Leak Vulnerability in the Harbor

4.9 MediumFix available

CNCF Harbor 2.13.x before 2.13.1 and 2.12.x before 2.12.4 allows information disclosure by administrators who can exploit an ORM Leak present in the /api/v2.0/users endpoint to leak users' password hash and salt values. The q URL parameter allows a user to filter users by any column, and filter password=~ could be abused to leak out a user's password hash character by character. An attacker with administrator access could exploit this to leak highly sensitive information stored in the Harbor database. All endpoints that support the q URL parameter are vulnerable to this ORM leak attack.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.71%Up 0.7 points since Jul 26, 2025
90%50%10%1%

What each source reports

CVE List Score used 4.9

CNCF Harbor 2.13.x before 2.13.1 and 2.12.x before 2.12.4 allows information disclosure by administrators who can exploit an ORM Leak present in the /api/v2.0/users endpoint to leak users' password hash and salt values. The q URL parameter allows a user to filter users by any column, and filter password=~ could be abused to leak out a user's password hash character by character. An attacker with administrator access could exploit this to leak highly sensitive information stored in the Harbor database. All endpoints that support the q URL parameter are vulnerable to this ORM leak attack.

Record
CVE-2025-30086
CVSS 3.1
4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
EUVDEUVD-2025-22653 4.9

CNCF Harbor 2.13.x before 2.13.1 and 2.12.x before 2.12.4 allows information disclosure by administrators who can exploit an ORM Leak present in the /api/v2.0/users endpoint to leak users' password hash and salt values. The q URL parameter allows a user to filter users by any column, and filter password=~ could be abused to leak out a user's password hash character by character. An attacker with administrator access could exploit this to leak highly sensitive information stored in the Harbor database. All endpoints that support the q URL parameter are vulnerable to this ORM leak attack.

Record
EUVD-2025-22653
CVSS 3.1
4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-h27m-3qw8-3pw8 4.9

Possible ORM Leak Vulnerability in the Harbor

Impact

Administrator users on Harbor could exploit an ORM Leak (https://www.elttam.com/blog/plormbing-your-django-orm/) vulnerability that was present in the /api/v2.0/users endpoint to leak users' password hash and salt values. This vulnerability was introduced into the application because the q URL parameter allowed the administrator to filter users by any column, and the filter password=~ could be abused to leak out a user's password hash character by character.

An attacker with administrator access could exploit this vulnerability to leak highly sensitive information stored on the Harbor database, as demonstrated in the attached writeup by the leaking of users' password hashes and salts. All endpoints that support the q URL parameter are vulnerable to this ORM leak attack, and could potentially be exploitable by lower privileged users to gain unauthorised access to other sensitive information.

Patches

No available

Workarounds

NA

References

Credit

[email protected]

Record
GHSA-h27m-3qw8-3pw8
CVSS 3.1
4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200, CWE-202
Updated
2026-11-02
NVD 4.9

CNCF Harbor 2.13.x before 2.13.1 and 2.12.x before 2.12.4 allows information disclosure by administrators who can exploit an ORM Leak present in the /api/v2.0/users endpoint to leak users' password hash and salt values. The q URL parameter allows a user to filter users by any column, and filter password=~ could be abused to leak out a user's password hash character by character. An attacker with administrator access could exploit this to leak highly sensitive information stored in the Harbor database. All endpoints that support the q URL parameter are vulnerable to this ORM leak attack.

Record
CVE-2025-30086
CVSS 3.1
4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
OSV 4.9

CNCF Harbor 2.13.x before 2.13.1 and 2.12.x before 2.12.4 allows information disclosure by administrators who can exploit an ORM Leak present in the /api/v2.0/users endpoint to leak users' password hash and salt values. The q URL parameter allows a user to filter users by any column, and filter password=~ could be abused to leak out a user's password hash character by character. An attacker with administrator access could exploit this to leak highly sensitive information stored in the Harbor database. All endpoints that support the q URL parameter are vulnerable to this ORM leak attack.

Record
CVE-2025-30086
CVSS 3.1
4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVGHSA-h27m-3qw8-3pw8 4.9

Possible ORM Leak Vulnerability in the Harbor

Impact

Administrator users on Harbor could exploit an ORM Leak (https://www.elttam.com/blog/plormbing-your-django-orm/) vulnerability that was present in the /api/v2.0/users endpoint to leak users' password hash and salt values. This vulnerability was introduced into the application because the q URL parameter allowed the administrator to filter users by any column, and the filter password=~ could be abused to leak out a user's password hash character by character.

An attacker with administrator access could exploit this vulnerability to leak highly sensitive information stored on the Harbor database, as demonstrated in the attached writeup by the leaking of users' password hashes and salts. All endpoints that support the q URL parameter are vulnerable to this ORM leak attack, and could potentially be exploitable by lower privileged users to gain unauthorised access to other sensitive information.

Patches

No available

Workarounds

NA

References

Credit

[email protected]

Record
GHSA-h27m-3qw8-3pw8
CVSS 3.1
4.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200, CWE-202
Updated
2026-11-02
OSVGO-2025-3826 No score

Possible ORM Leak Vulnerability in the Harbor in github.com/goharbor/harbor

Possible ORM Leak Vulnerability in the Harbor in github.com/goharbor/harbor.

NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.

(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)

The additional affected modules and versions are: github.com/goharbor/harbor before v2.4.0-rc1.0.20250331071157-dce7d9f5cffb.

Record
GO-2025-3826
Updated
2026-11-02
OSVopenSUSE-SU-2025:15405-1 No score

govulncheck-vulndb-0.0.20250730T213748-1.1 on GA media

These are all security issues fixed in the govulncheck-vulndb-0.0.20250730T213748-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:15405-1
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
github.com/goharbor/harbor
Go
2.13.0 to 2.13.0
2.13.1
github.com/goharbor/harbor
Go
2.4.0-rc1.1 up to 2.12.4
2.12.4
github.com/goharbor/harbor
Go
before 2.4.0-rc1.0.20250331071157-dce7d9f5cffb
2.4.0-rc1.0.20250331071157-dce7d9f5cffb
github.com/goharbor/harbor
Go
2.13.0 up to 2.13.1
2.13.1
github.com/goharbor/harbor
Go
before 2.12.4+incompatible, 2.13.0+incompatible up to 2.13.1+incompatible
2.12.4+incompatible2.13.1+incompatible
govulncheck-vulndb
openSUSE:Tumbleweed
From an advisory covering 56 CVEs
before 0.0.20250730T213748-1.1
0.0.20250730T213748-1.1

History

History
RecordedChangedSources
affected, facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-30086 is a medium vulnerability (CVSS 4.9) in github.com/goharbor/harbor, published July 23, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 53rd percentile. Fixed in github.com/goharbor/harbor 2.13.1.

References

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