Vulnerability · CVE-2023-5551
Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.
Published Nov 9, 2023 · catalog updated Jun 17, 2026 · Separate Groups mode restrictions
Last checked Nov 5, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2023-5551. EPSS is 0.29%. Act only if a listed version of Separate Groups mode restrictions is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (Separate Groups mode restrictions).
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2026-102588 · Medium
- CVE-2026-102587 · Low
- CVE-2026-102586 · Medium
- CVE-2026-102585 · Medium
- CVE-2026-102584 · Medium
- Severity
- Low3.3
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.29%
- Remediation
- Version ranges on file
- Affected products
- cpe fedoraproject/extra packages for enterprise linux · cpe moodle/moodle
Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe fedoraproject/extra packages for enterprise linux7.0
- cpe moodle/moodle< 3.11.17
- cpe moodle/moodle< 3.9.24
- cpe moodle/moodle< 4.0.11
- cpe moodle/moodle< 4.1.6
- cpe moodle/moodle< 4.2.3
How to fix CVE-2023-5551
Upgrade
CVE-2023-5551 lists a fix boundary at 3.11.17. Compare the installed build with that boundary before you change production.
Version check
Affected < 3.11.17
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2023-5551. EPSS is 0.29%. Act only if a listed version of Separate Groups mode restrictions is installed.
Which versions are affected?
Compare what you have installed with fedoraproject/extra packages for enterprise linux 7.0. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-200: Exposure of Sensitive Information. EPSS 0.29%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Technology hubs
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Nov 9, 2023 · Monitored products — high
Detected
Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.
Jun 17, 2026 · Monitored products — high
Updated
Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.
Sources
- CVE.orgVulnerability recordCVE-2023-5551
Official CVE identifier
cve.org - Monitored products — highVendor advisoryCVE-2023-5551
Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.
nvd.nist.gov
References
Freshness
Last verified in this catalog Nov 4, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- CVE.orgNov 5, 2026
- Monitored products — highNov 4, 2026