CVE-2023-44765
ConcreteCMS Cross-site Scripting vulnerability
A Cross Site Scripting (XSS) vulnerability in Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A Cross Site Scripting (XSS) vulnerability in Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.
- Record
CVE-2023-44765- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
A Cross Site Scripting (XSS) vulnerability in Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.
- Record
CVE-2023-44765- Updated
- 2026-11-02
EUVDEUVD-2023-2678 No score
A Cross Site Scripting (XSS) vulnerability in Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.
- Record
EUVD-2023-2678- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6xx7-r8x4-fpjp
ConcreteCMS Cross-site Scripting vulnerability
A Cross Site Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.
- Record
GHSA-6xx7-r8x4-fpjp- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-6xx7-r8x4-fpjp
ConcreteCMS Cross-site Scripting vulnerability
A Cross Site Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.
- Record
GHSA-6xx7-r8x4-fpjp- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV No score
A Cross Site Scripting (XSS) vulnerability in Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.
- Record
CVE-2023-44765- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
concrete5/concrete5Packagist |
through 9.2.1 | 9.2.2 |
concrete5/concrete5Packagist |
before 9.2.2, plus listed versions 8.08.0.18.0.28.0.38.1.0 Show 45 moreShow less8.2.08.2.0RC28.2.18.3.08.3.18.3.28.4.08.4.0RC38.4.0RC48.4.18.4.28.4.38.4.48.4.58.5.08.5.0RC18.5.0RC28.5.18.5.108.5.118.5.128.5.138.5.148.5.158.5.168.5.178.5.188.5.198.5.28.5.208.5.218.5.38.5.48.5.58.5.68.5.6RC18.5.78.5.88.5.99.0.09.0.0RC19.0.0RC39.0.0RC49.0.19.0.2 |
9.2.2 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | sromanhu/CVE-2023-44765_ConcreteCMS-Stored-XSS---Associations | 2023-09-25 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-44765 is a medium vulnerability (CVSS 5.4) in Concretecms Concrete Cms, published October 6, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 49th percentile. Fixed in concrete5/concrete5 9.2.2.
References
github.com/sromanhu/ConcreteCMS-Stored-XSS---Associations
concretecms.org/about/project-news/security/2023-11-09-security-blog-about-updated-cves-and-new-release
nvd.nist.gov/vuln/detail/CVE-2023-44765
Left out here: 7 versions. The JSON record has them.