CVE-2021-32649
Prior to versions 1.0.473 and 1.1.6, an attacker with "create, modify and delete website pages" privileges in the backend is able to execute PHP code by running specially crafted Twig code in the template markup.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
October CMS is a self-hosted content management system (CMS) platform based on the Laravel PHP Framework. Prior to versions 1.0.473 and 1.1.6, an attacker with "create, modify and delete website pages" privileges in the backend is able to execute PHP code by running specially crafted Twig code in the template markup. The issue has been patched in Build 473 (v1.0.473) and v1.1.6. Those unable to upgrade may apply the patch to their installation manually as a workaround.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.34% probability · 70th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-74, CWE-94
- Affected
- octobercms/october
- Source
- security-advisories@github.com
References
- https://github.com/octobercms/october/commit/167b592eed291ae1563c8fcc5b9b34a03a300f26Patch, Third Party Advisory
- https://github.com/octobercms/october/security/advisories/GHSA-wv23-pfj7-2mjjPatch, Third Party Advisory
- https://github.com/octobercms/october/commit/167b592eed291ae1563c8fcc5b9b34a03a300f26Patch, Third Party Advisory
- https://github.com/octobercms/october/security/advisories/GHSA-wv23-pfj7-2mjjPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.