SSRF in Apache Druid



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-27888
CWE-ID CWE-918
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Apache Druid
Server applications / Database software

Vendor Apache Foundation

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Server-Side Request Forgery (SSRF)

EUVDB-ID: #VU106094

Risk: High

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/SC:L/SI:L/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-27888

CWE-ID: CWE-918 - Server-Side Request Forgery (SSRF)

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input when Apache Druid is configured as a proxy. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Apache Druid: 0.1.8 - 32.0.1 rc1

CPE2.3 External links

https://lists.apache.org/thread/c0qo989pwtrqkjv6xfr0c30dnjq8vf39
https://www.openwall.com/lists/oss-security/2025/03/19/7
https://lists.apache.org/thread/j10ffb56k9rosc60tt9wcy3067q0hbvx


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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