CVE-2017-7489
Moodle External blog editing takeover
CVE-2017-7489 is a medium vulnerability (CVSS 6.3) in Moodle, published May 15, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.23%, the 69th percentile. Fixed in moodle/moodle 3.2.3.
- Severity
- 6.3 MediumCVSS 3.0, NVD
- Exploit chance
- 1.23%EPSS, 69th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
3.2.3moodle/moodle +9 more
Description
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
moodle/moodlePackagist | 3.2 up to 3.2.3 | 3.2.3 |
moodle/moodlePackagist | 3.1 up to 3.1.6 | 3.1.6 |
moodle/moodlePackagist | 3.0 up to 3.0.10 | 3.0.10 |
moodle/moodlePackagist | 2.7 up to 2.7.20 | 2.7.20 |
moodle/moodlePackagist | 3.2 up to 3.2.3, plus listed versions v3.2.0v3.2.0-betav3.2.0-rc1v3.2.0-rc2v3.2.0-rc3 Show 4 moreShow lessv3.2.0-rc4v3.2.0-rc5v3.2.1v3.2.2 | 3.2.3 |
moodle/moodlePackagist | 3.1 up to 3.1.6, plus listed versions v3.1.0v3.1.0-betav3.1.0-rc1v3.1.0-rc2v3.1.1 Show 4 moreShow lessv3.1.2v3.1.3v3.1.4v3.1.5 | 3.1.6 |
moodle/moodlePackagist | 3.0 up to 3.0.10, plus listed versions v3.0.0v3.0.0-betav3.0.0-rc1v3.0.0-rc2v3.0.0-rc3 Show 10 moreShow lessv3.0.0-rc4v3.0.1v3.0.2v3.0.3v3.0.4v3.0.5v3.0.6v3.0.7v3.0.8v3.0.9 | 3.0.10 |
moodle/moodlePackagist | 2.7 up to 2.7.20, plus listed versions v2.7.0v2.7.0-betav2.7.0-rc1v2.7.0-rc2v2.7.1 Show 18 moreShow lessv2.7.10v2.7.11v2.7.12v2.7.13v2.7.14v2.7.15v2.7.16v2.7.17v2.7.18v2.7.19v2.7.2v2.7.3v2.7.4v2.7.5v2.7.6v2.7.7v2.7.8v2.7.9 | 2.7.20 |
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 |
What each source reports
NVD Score used
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Record
CVE-2017-7489- CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-269
- Updated
- 2026-11-02
CVE ListNo score
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Record
CVE-2017-7489- Updated
- 2026-11-02
EUVDEUVD-2022-4474No score
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Record
EUVD-2022-4474- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m34m-fgh4-v7cx
Moodle External blog editing takeover
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Record
GHSA-m34m-fgh4-v7cx- CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-269
- Updated
- 2026-11-02
OSV
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Record
CVE-2017-7489- CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
OSVGHSA-m34m-fgh4-v7cx
Moodle External blog editing takeover
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Record
GHSA-m34m-fgh4-v7cx- CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-269
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2017-7489
In Moodle 2.x and 3.x, remote authenticated users can take ownership of arbitrary blogs by editing an external blog link.
- Record
UBUNTU-CVE-2017-7489- CVSS 3.0
- 6.3 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.