TI-2020-13488 Aliases CVE-2020-18890 GHSA-pc34-9xjw-v92v

Rmote Code Execution (RCE) vulnerability in puppyCMS v5.1 due to insecure permissions…

MEDIUM 45CWE-281Published 2021-05-06 · Updated 2024-08-04

Key facts

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

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

Summary

Rmote Code Execution (RCE) vulnerability in puppyCMS v5.1 due to insecure permissions, which could let a remote malicious user getshell via /admin/functions.php.

Why it matters now

EPSS 0.01519 74th 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:puppycms:puppycms:5.1:::::::*	5.1	Vulnerable	Puppycms

cpe:2.3:a:puppycms:puppycms:5.1:*:*:*:*:*:*:* Versions 5.1 Vulnerable ·Puppycms

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-18890
2026-10-03 Alias added: GHSA-pc34-9xjw-v92v

References

Exploit 1

https://github.com/choregus/puppyCMS/issues/14

TI-2020-13486 Arbitrary File Deletion vulnerability in puppyCMS v5.1 allows remote malicious attackers… CVSS 3.1HIGH 7.5
TI-2020-13487 Cross Site Request Forgery (CSRF) vulnerability in puppyCMS v5.1 that can change the… CVSS 3.1MEDIUM 6.5
TI-2018-11294 An issue was discovered in puppyCMS 5.1. CVSS 3.0MEDIUM 6.1
TI-2022-03199 puppyCMS settings.php cross site scripting CVSS 3.1MEDIUM 6.1

Sources

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