Multiple cross-site scripting (XSS) vulnerabilities in Moodle through 2.2.11, 2.3.x before 2.3.9, 2.4.x before 2.4.6, and 2.5.x before 2.5.2 allow remote attackers to inject arbitrary web script or HTML via a crafted blog link within an RSS feed
Published Sep 16, 2013
4.3
MEDIUMCVSS 2.0
EPSS 21.86%
Description
Multiple cross-site scripting (XSS) vulnerabilities in Moodle through 2.2.11, 2.3.x before 2.3.9, 2.4.x before 2.4.6, and 2.5.x before 2.5.2 allow remote attackers to inject arbitrary web script or HTML via a crafted blog link within an RSS feed.
Affected products
No data.
- ≤ 2.2.11
- 2.3.0
- 2.3.1
- 2.3.2
- 2.3.3
- 2.3.4
- 2.3.5
- 2.3.6
- 2.3.7
- 2.3.8
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.5.0
- 2.5.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 21.86% (0.21862) | 97.58th | v5 (v2026.06.15) |
| Jun 15, 2026 | 21.86% (0.21862) | 97.33th | v5 (v2026.06.15) |
| Apr 20, 2026 | 9.72% (0.09725) | 92.96th | v4 (v2025.03.14) |
| Jan 13, 2026 | 7.71% (0.07713) | 91.63th | v4 (v2025.03.14) |
| Jan 9, 2026 | 11.25% (0.11250) | 93.28th | v4 (v2025.03.14) |
| May 3, 2025 | 13.06% (0.13058) | 93.71th | v4 (v2025.03.14) |
| Mar 30, 2025 | 6.82% (0.06815) | 90.43th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.98% (0.08977) | 87.53th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.82% (0.06815) | 90.64th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.17% (0.00167) | 54.80th | v3 (v2023.03.01) |
| Sep 15, 2023 | 0.17% (0.00167) | 53.04th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00179) | 53.32th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.95% (0.01953) | 78.15th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.95% (0.01953) | 76.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.95% (0.01953) | 55.38th | v2 (v2022.01.01) |
References (3)
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-41623 x_refsource_CONFIRMVendor Advisory
- http://packetstormsecurity.com/files/164479/Moodle-Authenticated-Spelling-Binary-Remote-Code-Execution.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://moodle.org/mod/forum/discuss.php?d=238399 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-41623 | x_refsource_CONFIRMVendor Advisory | |
| http://packetstormsecurity.com/files/164479/Moodle-Authenticated-Spelling-Binary-Remote-Code-Execution.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://moodle.org/mod/forum/discuss.php?d=238399 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.