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7.5
CVSS
High

CVE-2021-40822

PUBLISHED

GeoServer through 2.18.5 and 2.19.x through 2.19.2 allows SSRF via the option for setting a proxy host.

Exploited in the wild PoC available Remote Low complexity No user interaction
Vendor
GeoServer
Product
GeoServer
Published
May 01, 2022
EPSS
—

Description

GeoServer through 2.18.5 and 2.19.x through 2.19.2 allows SSRF via the option for setting a proxy host.

nuclei_scanner

CVSS scores

CVSS v3.1 7.5 High

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

CVSS v2.0 5.0

AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitation status

Exploited in the wild

Recorded 2025-04-26 00:00:00 UTC · Source

Proof of concept available

Recorded 2022-05-17 13:58:11 UTC · Source

References

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source Added
The Shadowserver (via CIRCL) Apr 26, 2025

Scanner integrations

Scanner Reference Detected
Nuclei https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-40822.yaml Apr 25, 2025

Potential proof of concepts

These PoCs are unverified and could contain malware. Use at your own risk.

phor3nsic/CVE-2021-40822

github · Created 2022-05-17 13:58:11 UTC · 2 stars

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Proof of Concept Exploit Available

  • Detected by Nuclei

  • Added to KEVIntel