The theme implementation in Moodle 2.0.x before 2.0.4 and 2.1.x before 2.1.1 triggers duplicate caching of Cascading Style Sheets (CSS) and JavaScript content, which allows remote attackers to bypass intended access restrictions and write to an operating-system temporary directory via unspecified vectors
Published Jul 16, 2012
6.4
MEDIUMCVSS 2.0
EPSS 2.41%
Description
The theme implementation in Moodle 2.0.x before 2.0.4 and 2.1.x before 2.1.1 triggers duplicate caching of Cascading Style Sheets (CSS) and JavaScript content, which allows remote attackers to bypass intended access restrictions and write to an operating-system temporary directory via unspecified vectors.
Affected products
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:L/Au:N/C:N/I:P/A:P
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.41% (0.02409) | 83.49th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.41% (0.02409) | 81.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.56% (0.00564) | 66.42th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.57% (0.00574) | 78.67th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.57% (0.00574) | 77.26th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.57% (0.00574) | 74.59th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (9)
- http://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=e1c2a211f259821910be2cba23679d4176fb00a3 x_refsource_CONFIRM
- http://git.moodle.org/gw?p=moodle.git;a=commit;h=e1c2a211f259821910be2cba23679d4176fb00a3
- http://moodle.org/mod/forum/discuss.php?d=182736 x_refsource_CONFIRMVendor Advisory
- http://openwall.com/lists/oss-security/2011/11/14/1 mailing-listx_refsource_MLIST
- https://github.com/advisories/GHSA-wxvp-8q8h-r6rr Advisory
- https://github.com/moodle/moodle/commit/05f4555422278190ec24a88466ac43c914a7e5d6
- https://github.com/moodle/moodle/commit/9a380fbb53429713b3c422a3146456dc97205329
- https://github.com/moodle/moodle/commit/e1c2a211f259821910be2cba23679d4176fb00a3
- https://nvd.nist.gov/vuln/detail/CVE-2011-4293
Change history (0)
No recorded changes yet.