XSS in Moodle
CVE-2022-30596
A flaw was found in moodle where ID numbers displayed when bulk allocating markers to assignments required additional sanitizing to prevent a stored XSS risk.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (58.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- Moodle — versions 4.0.0
- Fedoraproject Fedora — versions 34, 35, 36
- Red Hat Enterprise Linux — versions 8.0
- Moodle — versions Affects : 4.0, 3.11 to 3.11.6, 3.10 to 3.10.10, 3.9 to 3.9.13 and earlier unsupported versions
Weakness classification (CWE)
Public proof-of-concept exploits
References
- moodle.org/mod/forum/discuss.php (Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- git.moodle.org/gw (Patch, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2022-30596?
- CVE-2022-30596 is a medium-severity vulnerability in Moodle, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-05-18.
- How severe is CVE-2022-30596?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2022-30596 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.