TI-2022-03938 Aliases CVE-2022-4300 GHSA-8794-4h24-66xp

FastCMS Template edit injection

HIGH 71CWE-707Published 2022-12-06 · Updated 2025-04-15

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-94.

Summary

A vulnerability was found in FastCMS. It has been rated as critical. This issue affects some unknown processing of the file /template/edit of the component Template Handler. The manipulation leads to injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-214901 was assigned to this vulnerability.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00847 58th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
unspecified	FastCMS	all versions	—	No fix listed	CNA

FastCMS Vendorunspecified Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:xjd2020:fastcms:-:::::::*	not specified by NVD	Vulnerable	Xjd2020

cpe:2.3:a:xjd2020:fastcms:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Xjd2020

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2022-4300
2026-10-03 Alias added: GHSA-8794-4h24-66xp

References

Exploit 1

https://github.com/Ha0Liu/cveAdd/blob/developer/fastcms%E6%A8%A1%E7%89%88%E6%B3%A8%E5%85%A5/fastcms%20template%20injection%20vulnerability.md

TI-2026-21344 An issue in fastCMS before v.0.1.6 allows a local attacker to execute arbitrary code via… CVSS 3.1HIGH 7.8
TI-2025-02261 FastCMS list sql injection CVSS 4.0MEDIUM 5.3
TI-2024-07168 FastCMS New Article Category Page cross site scripting CVSS 4.0MEDIUM 5.3
TI-2023-01126 fastcms ZIP File TemplateController.java path traversal CVSS 3.1HIGH 7.2
TI-2023-01051 FastCMS New Article Tab cross site scripting CVSS 4.0MEDIUM 5.1
TI-2025-01143 FastCMS Template Menu menu cross site scripting CVSS 4.0MEDIUM 4.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences