CVE-2022-39211

Server-Side Request Forgery (SSRF) via potential filter bypass in Nextcloud Server

MEDIUM

5.3

CVSS Score

Published: September 16, 2022 at 11:10 PM UTC

Updated: June 17, 2026 at 04:57 AM UTC

2 products affected across 1 vendorNextcloud/serverNextcloud Enterprise Server

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Severity

MEDIUM5.3

Exploit prediction

EPSS 1.0%

SSVC

No known exploit

Description

Nextcloud server is an open source personal cloud platform. In affected versions it was found that locally running webservices can be found and requested erroneously. It is recommended that the Nextcloud Server is upgraded to 23.0.8 or 24.0.4. It is recommended that the Nextcloud Enterprise Server is upgraded to 22.2.10.4, 23.0.8 or 24.0.4. There are no known workarounds for this issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Nextcloud Enterprise Server · Nextcloudnextcloud-app

95%

v < 22.2.10.423.0.0 ≤ v < 23.0.824.0.0 ≤ v < 24.0.4

Affected range stops below 22.2.10.4, so it looks safe — our inference, not a vendor statement

Affected range stops below 23.0.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 24.0.4, so it looks safe — our inference, not a vendor statement

Nextcloud/server · Nextcloudnextcloud-app

95%

v < 23.0.824.0.0 ≤ v < 24.0.4

Affected range stops below 23.0.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 24.0.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

x_refsource_CONFIRMThird Party Advisory

Source: [email protected]

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-rmf9-w497-8cq8

x_refsource_MISCPatchThird Party Advisory

Source: [email protected]

https://github.com/nextcloud/server/pull/32988

x_refsource_MISCPatchThird Party Advisory

Source: [email protected]

https://github.com/nextcloud/server/pull/33031

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: LOW
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-918

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