CVE-2024-8661
Concrete CMS Stored XSS in the "Next&Previous Nav" block
2.4
LOW
CVSS 3.1
EPSS 0.54%
Description
Concrete CMS versions 9.0.0 to 9.3.4 and below 8.5.19 are vulnerable to Stored XSS in the "Next&Previous Nav" block. A rogue administrator could add a malicious payload by executing it in the browsers of targeted users. Since the "Next&Previous Nav" block output was not sufficiently sanitized, the malicious payload could be executed in the browsers of targeted users.
How to fix CVE-2024-8661
To remediate CVE-2024-8661, upgrade the affected package to a fixed version below.
- —upgrade to 8.5.19 or later
Is CVE-2024-8661 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 8.5.19
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| osv | CVSS 3.1 | LOW2.4 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N |