TI-2021-16777 Aliases CVE-2021-39500 GHSA-4j9r-462v-9f34

Eyoucms 1.5.4 is vulnerable to Directory Traversal.

LOW 36CWE-22Published 2021-09-07 · Updated 2024-08-04

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Eyoucms 1.5.4 is vulnerable to Directory Traversal. Due to a lack of input data sanitizaton in param tpldir, filename, type, nid an attacker can inject "../" to escape and write file to writeable directories.

Why it matters now

EPSS 0.01462 73rd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

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

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:eyoucms:eyoucms:1.5.4:::::::*	1.5.4	Vulnerable	Eyoucms

cpe:2.3:a:eyoucms:eyoucms:1.5.4:*:*:*:*:*:*:* Versions 1.5.4 Vulnerable ·Eyoucms

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-39500
2026-10-03 Alias added: GHSA-4j9r-462v-9f34

References

Advisory 2

TI-2025-40489 XML external entity (XXE) injection in eyoucms v1.7.1 allows remote attackers to cause a… CVSS 3.1CRITICAL 9.1
TI-2022-21806 EyouCMS V1.5.9-UTF8-SP1 was discovered to contain a Cross-Site Request Forgery (CSRF) via… CVSS 3.1HIGH 8.8
TI-2022-21150 EyouCMS V1.5.9-UTF8-SP1 was discovered to contain a Cross-Site Request Forgery (CSRF) via… CVSS 3.1HIGH 8.8
TI-2024-03201 EyouCMS Backend deserialization CVSS 3.1HIGH 8.8
TI-2022-19923 EyouCMS V1.5.9 was discovered to contain multiple Cross-Site Request Forgery (CSRF)… CVSS 3.1HIGH 8.8
TI-2023-19203 eyoucms v1.6.3 was discovered to contain an information disclosure vulnerability via the… CVSS 3.1MEDIUM 5.3

See all 74 →

Sources

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