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No exploitation reportedFix available

CVE-2020-8154

No exploitation reported by the sources we read.

  • Published2020-05-12
  • Fixed in18.0.3 · 17.0.5
  • WeaknessCWE-639

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An Insecure direct object reference vulnerability in Nextcloud Server 18.0.2 allowed an attacker to remote wipe devices of other users when sending a malicious request directly to the endpoint.

Timeline

dates in UTC
  1. 2020-05-1213:15CVE publishedNVD

Versions per branch

NVD
Nextcloud nextcloud server
BranchAffectedFixed in
18.0≥ 18.0.0, < 18.0.318.0.3
17.0< 17.0.517.0.5

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • nextcloudSUSE:Package Hub 15 SP2all versions · fixed in 20.0.0-bp152.2.3.1
  • nextcloudSUSE:Package Hub 15 SP1all versions · fixed in 20.0.0-bp152.2.3.1
  • nextcloudSUSE:Package Hub 15 SP1all versions · fixed in 18.0.4-bp151.3.9.1
  • nextcloudSUSE:Package Hub 12all versions · fixed in 20.0.0-bp152.2.3.1
  • nextcloudSUSE:Package Hub 12all versions · fixed in 18.0.4-22.1
  • nextcloudopenSUSE:Leap 15.2all versions · fixed in 20.0.0-bp152.2.3.1
  • nextcloudopenSUSE:Leap 15.1all versions · fixed in 18.0.4-lp151.2.6.1
  • nextcloudopenSUSE:Leap 15.1all versions · fixed in 20.0.0-bp152.2.3.1

Vendor advisories

  • CVE-2020-8154 Red Hat Product Security

    nextcloud: multiple vulnerabilities

Full record on NVD

Fix

  1. Update Nextcloud nextcloud server to 18.0.3 · 17.0.5

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.17.7read 2026-10-23
  • NVDCVSS 2.06.8read 2026-10-23
  • CNAweakness (CWE)CWE-639known since 2026-10-23
  • NVDweakness (CWE)CWE-639read 2026-10-23
  • FIRST EPSSEPSS score1.8 %2026-11-08
  • OSVaffected packages—
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Published
2020-05-12
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-r63f-25g5-v4wf

Frequently asked questions

What is CVE-2020-8154?

An Insecure direct object reference vulnerability in Nextcloud Server 18.0.2 allowed an attacker to remote wipe devices of other users when sending a malicious request directly to the endpoint.

Is CVE-2020-8154 actively exploited?

Active exploitation of CVE-2020-8154 has not been confirmed. Its EPSS score was 1.8% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-8154?

CVE-2020-8154 has a CVSS v3 base score of 7.7 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.

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