TI-2019-13479 Aliases CVE-2019-18636 GHSA-xcj4-m4h8-5fh9

A cross-site scripting (XSS) vulnerability in Jitbit .NET Forum (aka ASP.NET forum) 8.3.8…

LOW 25CWE-79Published 2019-11-01 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: Low
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 cross-site scripting (XSS) vulnerability in Jitbit .NET Forum (aka ASP.NET forum) 8.3.8 allows remote attackers to inject arbitrary web script or HTML via the gravatar URL parameter.

Why it matters now

EPSS 0.00648 51st 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:jitbit:.net_forum:8.3.8:::::::*	8.3.8	Vulnerable	jitbit

cpe:2.3:a:jitbit:.net_forum:8.3.8:*:*:*:*:*:*:* Versions 8.3.8 Vulnerable ·jitbit

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-18636
2026-10-03 Alias added: GHSA-xcj4-m4h8-5fh9
2026-10-18 EPSS moved to the 50th–90th percentile

References

Exploit 1

https://reallinkers.github.io/CVE-2019-18636/

Advisory 1

https://www.jitbit.com/asp-net-forum/versionhistory/

Sources

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