TI-2021-21070 Aliases CVE-2021-46116 GHSA-rgw4-gm63-wqh6

jpress 4.2.0 is vulnerable to remote code execution via…

LOW 36CWE-434Published 2022-01-26 · Updated 2026-07-09

Key facts

Attack vector: Network
Privileges required: High
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-434.

Summary

jpress 4.2.0 is vulnerable to remote code execution via io.jpress.web.admin._TemplateController#doInstall. The admin panel provides a function through which attackers can install templates and inject some malicious code.

Why it matters now

EPSS 0.02151 82nd 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:jpress:jpress:4.2.0:::::::*	4.2.0	Vulnerable	Jpress

cpe:2.3:a:jpress:jpress:4.2.0:*:*:*:*:*:*:* Versions 4.2.0 Vulnerable ·Jpress

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-46116
2026-10-03 Alias added: GHSA-rgw4-gm63-wqh6

References

Exploit 1

https://github.com/JPressProjects/jpress/issues/168

Other 1

https://github.com/JPressProjects/jpress

TI-2024-34150 Jpress until v5.1.1 has arbitrary file uploads on the windows platform, and the… CVSS 3.1CRITICAL 9.8
TI-2024-30983 A Server-Side Request Forgery (SSRF) vulnerability exists in the jpress <= v5.1.1, which… CVSS 3.1HIGH 7.5
TI-2024-28729 JPress through 5.1.1 on Windows has an arbitrary file upload vulnerability that could… CVSS 3.1HIGH 8.8
TI-2024-11455 Guizhou Xiaoma Technology jpress Attachment Upload upload AttachmentUtils.isUnSafe cross site scripting CVSS 4.0MEDIUM 5.3
TI-2024-11107 Guizhou Xiaoma Technology jpress Avatar upload cross site scripting CVSS 4.0MEDIUM 5.3
TI-2024-07699 jpress Template Module edit path traversal CVSS 4.0MEDIUM 5.1

See all 18 →

Sources

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