CVE-2019-9055
In the module DesignManager (in the files action.admin_bulk_css.php and action.admin_bulk_template.php), with an unprivileged user with Designer permission, it is possible reach an unserialize call with a crafted value in the m1_allparms parameter, and…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 12.3%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
An issue was discovered in CMS Made Simple 2.2.8. In the module DesignManager (in the files action.admin_bulk_css.php and action.admin_bulk_template.php), with an unprivileged user with Designer permission, it is possible reach an unserialize call with a crafted value in the m1_allparms parameter, and achieve object injection.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 12.28% probability · 96th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- cmsmadesimple/cms made simple
- Source
- cve@mitre.org
EPSS moved from 14.6% on 21 September 2026 to 12.3% on 26 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- http://packetstormsecurity.com/files/155322/CMS-Made-Simple-2.2.8-Remote-Code-Execution.html
- https://blog.certimetergroup.com/it/articolo/security/CMS_Made_Simple_deserialization_attack_%28CVE-2019-9055%29
- https://newsletter.cmsmadesimple.org/w/89247Qog4jCRCuRinvhsofwgRelease Notes, Vendor Advisory
- https://www.cmsmadesimple.org/2019/03/Announcing-CMS-Made-Simple-v2.2.10-SpuzzumRelease Notes, Vendor Advisory
- http://packetstormsecurity.com/files/155322/CMS-Made-Simple-2.2.8-Remote-Code-Execution.html
- https://blog.certimetergroup.com/it/articolo/security/CMS_Made_Simple_deserialization_attack_%28CVE-2019-9055%29
- https://newsletter.cmsmadesimple.org/w/89247Qog4jCRCuRinvhsofwgRelease Notes, Vendor Advisory
- https://www.cmsmadesimple.org/2019/03/Announcing-CMS-Made-Simple-v2.2.10-SpuzzumRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.