CVE-2021-22954

mediumpriority · track · 35EPSS 0.005 · 45 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.54% (45th) EPSS

CVSS 6.8 · medium

Is it mine?

3 products

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-28

A cross-site request forgery vulnerability exists in Concrete CMS <v9 that could allow an attacker to make requests on behalf of other users.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

n/a https://github.com/concrete5/concrete5≤ fixed in Concrete CMS v 9.0enisa_euvdEU
concretecms concrete cms< 9.0nvdUScpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*
Packagist concrete5/concrete5< 9.0.0osvUSpkg:composer/concrete5/concrete5

Vendor and ecosystem advisories describing this.

GHSA-gr23-g276-xc73Cross Site Request Forgery in concrete5/concrete5 2022-02-11ghsa · osvUS
A cross-site request forgery vulnerability exists in Concrete CMS <v9 that could allow an attacker to make requests on behalf of other users.

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2022-02-09modified 2026-06-17

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External citations — patches, advisories, analysis.

scry

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