TI-2020-14035 Aliases CVE-2020-21357 GHSA-whhj-57f7-8564

A stored cross site scripting (XSS) vulnerability in /admin.php?mod=user&act=addnew of…

LOW 29CWE-79Published 2021-08-06 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

A stored cross site scripting (XSS) vulnerability in /admin.php?mod=user&act=addnew of PopojiCMS 1.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the E-Mail field.

Why it matters now

EPSS 0.00782 56th 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

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:popojicms:popojicms:1.2:::::::*	1.2	Vulnerable	PopojiCMS

cpe:2.3:a:popojicms:popojicms:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·PopojiCMS

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-21357
2026-10-03 Alias added: GHSA-whhj-57f7-8564

References

Exploit 1

https://github.com/PopojiCMS/PopojiCMS/issues/24

TI-2022-23699 PopojiCMS v2.0.1 backend plugin function has a file upload vulnerability. CVSS 3.1HIGH 8.8
TI-2024-38381 PopojiCMS 2.0.1 Remote Command Execution via Authenticated Metadata Settings CVSS 4.0HIGH 8.6
TI-2018-13414 An issue was discovered in PopojiCMS v2.0.1. CVSS 3.0CRITICAL 9.8
TI-2019-06974 An issue was discovered in PopojiCMS v2.0.1. CVSS 3.0HIGH 8.8
TI-2018-13415 An issue was discovered in PopojiCMS v2.0.1. CVSS 3.0HIGH 8.8
TI-2018-13416 An issue was discovered in PopojiCMS v2.0.1. CVSS 3.0HIGH 7.5

See all 14 →

Sources

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