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CVE-2026-4225

A security flaw has been discovered in CMS Made Simple up to 2.2.21. Impacted is an unknown function of the file admin/listusers.php of the component User Management Module. Performing a manipulation of the argument Message results in cross site scripting. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e652a8624685d7d51649c5c937a7ad27bb89978e206c6ba05a05120d0ca959cc
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":3.3,"vectorString":"AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":2.4,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":2.4,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/1/cvssV3_1
cwe · 2 assertions

{"cweId":"CWE-94","description":"Code Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-79","description":"Cross Site Scripting","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:cms_made_simple:cms_made_simple:*:*:*:*:*:*:*:*"],"modules":["User Management Module"],"product":"CMS Made Simple","vendor":"n/a","versions":[{"status":"affected","version":"2.2.0"},{"status":"affected","version":"2.2.1"},{"status":"affected","version":"2.2.2"},{"status":"affected","version":"2.2.3"},{"status":"affected","version":"2.2.4"},{"status":"affected","version":"2.2.5"},{"status":"affected","version":"2.2.6"},{"status":"affected","version":"2.2.7"},{"status":"affected","version":"2.2.8"},{"status":"affected","version":"2.2.9"},{"status":"affected","version":"2.2.10…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":3.3,"vectorString":"AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:C","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":2.4,"baseSeverity":"LOW","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":2.4,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-94","description":"Code Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-79","description":"Cross Site Scripting","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"tags":["exploit"],"url":"https://github.com/feixuezhi/cms/wiki"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/references/3
{"name":"VDB-351148 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/?ctiid.351148"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/references/1
{"name":"VDB-351148 | CMS Made Simple User Management listusers.php cross site scripting","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/?id.351148"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/references/0
{"name":"Submit #770530 | cms made simple 2.2.21 XSS","tags":["third-party-advisory"],"url":"https://vuldb.com/?submit.770530"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cea7faf73a597b26b87a2b7fad9ca4ce67a9442e38f5e86852470010d86b6c05 · sha256:1092522a009ed1ef… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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