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cpe:2.3:a:geysermc:geyser:*:*:*:*:*:*:*:*

part: a version: * update: *

VendorGeysermc (1a96003c-0b19-5c9c-af45-7bb09336f795)
ProductGeyser (4b64316b-c672-5bd5-86aa-e335443c092f)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*

Notes

Imported from purl2cpe mapping

PURL mappings

PURLSourceLast updated
pkg:github/geysermc/geyser purl2cpe 2026-06-01 10:12:43.967797

Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2026-42188 vulnerable 2026-06-08 08:03:15.982322 Geyser: Server-Side Request Forgery (SSRF) via Player Head Texture URL
LOW (2.4)
Geyser is a bridge between Minecraft: Bedrock Edition and Minecraft: Java Edition. Prior to 2.9.3, a server-side request forgery (SSRF) vulnerability exists in Geyser’s handling of Bedrock player head texture data. By supplying a crafted Base64-encoded skin texture URL via the /give command, an attacker can cause the Minecraft server to issue arbitrary HTTP GET requests to attacker-controlled or internal endpoints. This occurs server-side, without proper URL validation, and can be triggered by a Bedrock client. This vulnerability is fixed in 2.9.3.
Published: 2026-05-11T21:25:27.303Z
Updated: 2026-05-13T14:39:09.024Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2021-39177 vulnerable 2026-06-08 05:33:49.095059 User impersonation due to incorrect handling of the login JWT
HIGH (7.4)
Geyser is a bridge between Minecraft: Bedrock Edition and Minecraft: Java Edition. Versions of Geyser prior to 1.4.2-SNAPSHOT allow anyone that can connect to the server to forge a LoginPacket with manipulated JWT token allowing impersonation as any user. Version 1.4.2-SNAPSHOT contains a patch for the issue. There are no known workarounds aside from upgrading.
Published: 2021-08-30T23:00:12.000Z
Updated: 2024-08-04T01:58:18.223Z
Reference links
Imported from gcve-enriched-dumps CVE data

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