MEDIUM
In Moodle 3.x, there is XSS via a calendar event name
Published Jan 22, 2018
5.4
MEDIUMCVSS 3.0
EPSS 0.80%
Description
In Moodle 3.x, there is XSS via a calendar event name.
Affected products
- Vendor n/a Product Moodle 3.x Defaultn/a
- Version Moodle 3.xStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Moodle 3.x | n/a |
|
OR
- ≤ 3.1.9
- 3.2.0
- 3.2.1
- 3.2.2
- 3.2.3
- 3.2.4
- 3.2.5
- 3.2.6
- 3.3.0
- 3.3.1
- 3.3.2
- 3.3.3
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.
5.4 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Impact Low
Integrity Impact Low
Availability Impact None
3.5 LOW NVD
AV:N/AC:M/Au:S/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication Single
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.80% 0.00804
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00804
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.80% (0.00804) | 55.14th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.80% (0.00804) | 55.18th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.05% (0.00053) | 22.09th | v3 (v2023.03.01) |
| Jun 22, 2024 | 0.05% (0.00053) | 21.72th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.05% (0.00054) | 19.71th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00099) | 39.45th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.62% (0.00624) | 17.80th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
Weaknesses (1)
References (5)
- http://www.securityfocus.com/bid/102755 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://github.com/advisories/GHSA-595j-wpfg-23w4 Advisory
- https://moodle.org/mod/forum/discuss.php?d=364384 x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-1045
- https://web.archive.org/web/20210124134120/http://www.securityfocus.com/bid/102755
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/102755 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://github.com/advisories/GHSA-595j-wpfg-23w4 | Advisory | |
| https://moodle.org/mod/forum/discuss.php?d=364384 | x_refsource_CONFIRMVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-1045 | ||
| https://web.archive.org/web/20210124134120/http://www.securityfocus.com/bid/102755 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Jan 22, 2018
Updated Aug 5, 2024
Reserved Dec 4, 2017
Link CVE-2018-1045
CISA Vulnrichment
GHSA-595J-WPFG-23W4 Updated n/a