CVE-2020-12707
Last modified
CVE-2020-12707 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. An XSS vulnerability exists in modules/wysiwyg/save.php of LeptonCMS 4.5.0. This can be exploited because the only security measure used against XSS is the stripping of SCRIPT elements. EPSS estimates a 1.23% chance of exploitation in the next 30 days.
Description
An XSS vulnerability exists in modules/wysiwyg/save.php of LeptonCMS 4.5.0. This can be exploited because the only security measure used against XSS is the stripping of SCRIPT elements. A malicious actor can use HTML event handlers to run JavaScript instead of using SCRIPT elements.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Lepton-Cms | Lepton Cms | 4.5.0 |
References
- https://gitlab.com/lepton-cms/LEPTON/-/commit/52215f708395a329c9e17ea33bfc6762d4efccbbPatch, Third Party Advisory
- https://gitlab.com/lepton-cms/LEPTON/-/commit/52215f708395a329c9e17ea33bfc6762d4efccbbPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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