CVE-2025-26531
IDOR in badges allows disabling of arbitrary badges
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
IDOR in badges allows disabling of arbitrary badges
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
CVE-2025-26531- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2025-4272
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
EUVD-2025-4272- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g88w-v4cq-qgcp
Moodle has an IDOR in badges allows disabling of arbitrary badges
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
GHSA-g88w-v4cq-qgcp- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
CVE-2025-26531- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
OSV
IDOR in badges allows disabling of arbitrary badges
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
CVE-2025-26531- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
OSVGHSA-g88w-v4cq-qgcp
Moodle has an IDOR in badges allows disabling of arbitrary badges
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
GHSA-g88w-v4cq-qgcp- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2025-26531
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
UBUNTU-CVE-2025-26531- CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N - CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
OSVBIT-moodle-2025-26531 No score
IDOR in badges allows disabling of arbitrary badges
Insufficient capability checks made it possible to disable badges a user does not have permission to access.
- Record
BIT-moodle-2025-26531- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
moodle/moodlePackagist |
4.5.0-beta up to 4.5.2 | 4.5.2 |
moodle/moodlePackagist |
4.4.0-beta up to 4.4.6 | 4.4.6 |
moodle/moodlePackagist |
4.3.0-beta up to 4.3.10 | 4.3.10 |
moodle/moodlePackagist |
before 4.1.16 | 4.1.16 |
moodleBitnami |
4.1.0 up to 4.1.16, 4.3.0 up to 4.3.10, 4.4.0 up to 4.4.6, 4.5.0 up to 4.5.2 | 4.1.164.3.104.4.64.5.2 |
moodle/moodlePackagist |
4.5.0-beta up to 4.5.2, plus listed versions v4.5.0v4.5.0-betav4.5.0-rc1v4.5.0-rc2v4.5.1 |
4.5.2 |
moodle/moodlePackagist |
4.4.0-beta up to 4.4.6, plus listed versions v4.4.0v4.4.0-betav4.4.0-rc1v4.4.0-rc2v4.4.1 Show 4 moreShow lessv4.4.2v4.4.3v4.4.4v4.4.5 |
4.4.6 |
moodle/moodlePackagist |
4.3.0-beta up to 4.3.10, plus listed versions v4.3.0v4.3.0-betav4.3.0-rc1v4.3.0-rc2v4.3.1 Show 8 moreShow lessv4.3.2v4.3.3v4.3.4v4.3.5v4.3.6v4.3.7v4.3.8v4.3.9 |
4.3.10 |
moodle/moodlePackagist |
before 4.1.16, plus listed versions v2.3.10v2.3.11v2.3.4v2.3.5v2.3.6 Show 45 moreShow lessv2.3.7v2.3.8v2.3.9v2.4.0v2.4.0-rc1v2.4.1v2.4.10v2.4.11v2.4.2v2.4.3v2.4.4v2.4.5v2.4.6v2.4.7v2.4.8v2.4.9v2.5.0v2.5.0-betav2.5.0-rc1v2.5.1v2.5.2v2.5.3v2.5.4v2.5.5v2.5.6v2.5.7v2.5.8v2.5.9v2.6.0v2.6.0-betav2.6.0-rc1v2.6.1v2.6.10v2.6.11v2.6.2v2.6.3v2.6.4v2.6.5v2.6.6v2.6.7v2.6.8v2.6.9v2.7.0v2.7.0-betav2.7.0-rc1 |
4.1.16 |
moodleUbuntu:Pro:16.04:LTS |
All versions, plus listed versions 2.7.9+dfsg-12.7.10+dfsg-12.7.11+dfsg-12.7.11+dfsg-22.7.12+dfsg-13.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
moodleUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 3.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-26531 is a low vulnerability (CVSS 3.1) in Moodle, published February 24, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 22nd percentile. Fixed in moodle/moodle 4.5.2.
References
moodle.org/mod/forum/discuss.php?d=466148
git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84239
nvd.nist.gov/vuln/detail/CVE-2025-26531
github.com/advisories/GHSA-g88w-v4cq-qgcp
ubuntu.com/security/CVE-2025-26531
cve.org/CVERecord?id=CVE-2025-26531
Left out here: 298 versions. The JSON record has them.