CVE-2024-29686
HIGH 8.7EPSS 1.8%
Server-side Template Injection (SSTI) vulnerability in Winter CMS v.1.2.3 allows a remote attacker to execute arbitrary code via a crafted payload to the CMS Pages field and Plugin components. NOTE: the vendor disputes this because the payload could only be entered by a trusted user, such as the owner of the server that hosts Winter CMS, or a developer working for them.
- CVSS v4.0 GitHub
- 8.7 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS v3.1 CNA
- 7.2 HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS v3.1 GitHub
- 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS
- 1.82% chance of exploitation in the next 30 days, 78th percentile
- Published
- 2024-03-29
- Updated
- 2024-08-23
Proof-of-concept exploits (1)
Security advisories
- https://forum.ksec.co.uk/t/webapps-winter-cms-1-2-3-server-side-template-injection-ssti-a…
- advisories/GHSA-8r5j-gm3j-cx9c
- https://wintercms.com/docs/v1.2/docs/cms/themes#template-structure