5

CVE-2020-8118: nextcloud nextcloud_server Server-Side Request Forgery (SSRF)

CVSS: 5.0v3.1MediumModified
Published 04-02-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-8118 is a medium (CVSS 5.0) Server-Side Request Forgery (SSRF) vulnerability in nextcloud nextcloud_server. EPSS estimates a 1.29% chance of exploitation in the next 30 days, higher than 69.7% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.0/10
010
Medium · v3.1 (NVD)
EPSS score
1.29%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 2 · Related 2
OPENSUSE-SU-2020:0220-1OPENSUSE-SU-2020:0229-1

Timeline

  1. 04-02-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

An authenticated server-side request forgery in Nextcloud server 16.0.1 allowed to detect local and remote services when adding a new subscription in the calendar application.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.29%

Chance of exploitation in the next 30 days

Percentile

70%

Versus all other CVEs

30-day change

0.00 pp

From 1.29% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.29%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (hackerone.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Nextcloud1 product
Novell1 product
Opensuse1 product

3 vendors · 3 products

References

4 links