CVE-2020-23049
Cross-site scripting in forkcms
Fork CMS Content Management System v5.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the Displayname field when using the Add, Edit or `Register' functions. This vulnerability allows attackers to execute arbitrary web scripts or HTML.
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
Fork CMS Content Management System v5.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the Displayname field when using the Add, Edit or `Register' functions. This vulnerability allows attackers to execute arbitrary web scripts or HTML.
- Record
CVE-2020-23049- 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 - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Fork CMS Content Management System v5.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the Displayname field when using the Add, Edit or `Register' functions. This vulnerability allows attackers to execute arbitrary web scripts or HTML.
- Record
CVE-2020-23049- Updated
- 2026-11-02
EUVDEUVD-2021-2142 No score
Fork CMS Content Management System v5.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the Displayname field when using the Add, Edit or `Register' functions. This vulnerability allows attackers to execute arbitrary web scripts or HTML.
- Record
EUVD-2021-2142- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3374-7h99-xr85
Cross-site scripting in forkcms
Fork CMS Content Management System v5.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the Displayname field when using the Add, Edit or `Register' functions. This vulnerability allows attackers to execute arbitrary web scripts or HTML.
- Record
GHSA-3374-7h99-xr85- 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
Fork CMS Content Management System v5.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the Displayname field when using the Add, Edit or `Register' functions. This vulnerability allows attackers to execute arbitrary web scripts or HTML.
- Record
CVE-2020-23049- 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 - Updated
- 2026-11-02
OSVGHSA-3374-7h99-xr85
Cross-site scripting in forkcms
Fork CMS Content Management System v5.8.0 was discovered to contain a cross-site scripting (XSS) vulnerability in the Displayname field when using the Add, Edit or `Register' functions. This vulnerability allows attackers to execute arbitrary web scripts or HTML.
- Record
GHSA-3374-7h99-xr85- 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
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
forkcms/forkcmsPackagist |
before 5.8.1 | 5.8.1 |
forkcms/forkcmsPackagist |
before 5.8.1, plus listed versions 3.5.03.5.13.6.03.6.13.6.2 Show 45 moreShow less3.6.33.6.43.6.53.6.63.73.7.13.7.23.7.33.8.03.8.13.8.23.8.33.8.43.8.53.8.63.8.73.9.03.9.13.9.23.9.33.9.43.9.53.9.64.0.04.0.14.0.24.0.34.0.44.0.54.0.64.1.04.1.14.1.24.2.04.2.14.2.24.2.34.2.44.3.04.3.14.4.04.4.14.5.04.5.14.5.2 |
5.8.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-23049 is a medium vulnerability (CVSS 5.4) in Fork-cms Fork Cms, published October 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 48th percentile. Fixed in forkcms/forkcms 5.8.1.
References
Left out here: 29 versions. The JSON record has them.