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Fencer Vulns
high 7.2

CVE-2017-8912 json

CMS Made Simple (CMSMS) 2.1.6 allows remote authenticated administrators to execute arbitrary PHP code via the code parameter to admin/edit…

published 2017-05-12 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-17852

cvss
7.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
1
Exploit-DB

Summary

CMS Made Simple (CMSMS) 2.1.6 allows remote authenticated administrators to execute arbitrary PHP code via the code parameter to admin/editusertag.php, related to the CreateTagFunction and CallUserTag functions. NOTE: the vendor reportedly has stated this is "a feature, not a bug.

Patch / fix

Timeline

  1. First public exploit (EDB-41997)
  2. Published

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

3.11% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-41997 CMS Made Simple 2.1.6 - Multiple Vulnerabilities webapps, 2017-05-10

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 3.0 7.2 CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • cmsmadesimple cms_made_simple

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.