CVE-2026-42188

low

Published 2026-05-11 · Modified 2026-05-13

CVSS v3

2.4

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:N

CVSS v2

—

VIR risk

2.4

Description

Geyser Vulnerable to Server-Side Request Forgery (SSRF) via Player Head Texture URL in Geyser

Predictions

Exploit likelihood

36%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Maven	org.geysermc.geyser:core	`<2.9.3`	`2.9.3`
MAVEN	org.geysermc.geyser:core	`<= 2.9.2`	`2.9.3`

References

CWEs

CWE-918

Verify integrity in audit chain (admin only). AS-IS.