CVE-2019-18394

CRITICALNVD 9.89.8—Elevated

9.8

A Server Side Request Forgery (SSRF) vulnerability in FaviconServlet.java in Ignite Realtime Openfire through 4.4.2 allows attackers to send arbitrary HTTP GET requests.

CVSS v3: 9.8
EG Score: 9.8(high)
EPSS: 99.9%
KEV: Not listed

Published

October 24, 2019

Last Modified

November 21, 2024

References (4)

cve@mitrehttps://github.com/igniterealtime/Openfire/pull/1497
cve@mitrehttps://swarm.ptsecurity.com/openfire-admin-console/
af854a3a-2127-422b-91ae-364da2661108https://github.com/igniterealtime/Openfire/pull/1497
af854a3a-2127-422b-91ae-364da2661108https://swarm.ptsecurity.com/openfire-admin-console/

Affected Packages

(1 across 1 ecosystem)

Maven(1)

Package	Vulnerable range	Fixed in	Dependents
org.igniterealtime.openfire:parent	4.2.0	4.5.0-beta	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-918Server-Side Request Forgery (SSRF)

Data Freshness Timeline

(refreshed 5× in last 7d / 8× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 12:35 UTCEG score recompute
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Nucleihttp/cves/2019/CVE-2019-18394.yaml
First seen Jan 1, 2019
Ignite Realtime Openfire <=4.4.2 - Server-Side Request Forgery
Open source ↗

Frequently asked(5)

What is CVE-2019-18394?

CVE-2019-18394 is a critical vulnerability published on October 24, 2019. A Server Side Request Forgery (SSRF) vulnerability in FaviconServlet.java in Ignite Realtime Openfire through 4.4.2 allows attackers to send arbitrary HTTP GET requests.

When was CVE-2019-18394 disclosed?

CVE-2019-18394 was first published in the National Vulnerability Database on October 24, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-18394 actively exploited?

CVE-2019-18394 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-18394?

CVE-2019-18394 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-18394?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-18394, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2019-18394

📅 Published

🔄 Last Modified

🔗 References (4)