CVE-2017-2643

Moodle Global search displays user names for unauthenticated users

5.3 MediumFix available

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

1.58%Up 0.7 points since Apr 14, 2021

What each source reports

NVD Score used 5.3

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Record: CVE-2017-2643
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

CVE List No score

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Record: CVE-2017-2643
Updated: 2026-11-02

EUVDEUVD-2022-3328 No score

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Record: EUVD-2022-3328
Updated: 2026-11-03

GitHub AdvisoriesGHSA-98mf-mqw9-9q8q 5.3

Moodle Global search displays user names for unauthenticated users

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Record: GHSA-98mf-mqw9-9q8q
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

OSV 5.3

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Record: CVE-2017-2643
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

OSVGHSA-98mf-mqw9-9q8q 5.3

Moodle Global search displays user names for unauthenticated users

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Record: GHSA-98mf-mqw9-9q8q
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

OSVUBUNTU-CVE-2017-2643 5.3

In Moodle 3.2.x, global search displays user names for unauthenticated users.

Record: UBUNTU-CVE-2017-2643
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

Affected products

moodle

Affected packages

Affected packages
Package	Affected	Fixed
`moodle/moodle` Packagist	3.2 up to 3.2.2	3.2.2
`moodle/moodle` Packagist	3.2 up to 3.2.2, plus listed versions v3.2.0v3.2.0-betav3.2.0-rc1v3.2.0-rc2v3.2.0-rc3v3.2.0-rc4v3.2.0-rc5v3.2.1	3.2.2

History

History
Recorded	Changed	Sources
Nov 3, 2026	affected
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2017-2643 is a medium vulnerability (CVSS 5.3) in Moodle, published March 26, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.58%, the 75th percentile. Fixed in moodle/moodle 3.2.2.

References

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