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Fencer Vulns
medium 6.5

CVE-2020-5412 json

Hystrix Dashboard Proxy In spring-cloud-netflix-hystrix-dashboard

published 2020-08-07 6 y ago modified 2026-06-17 4 mo ago also GHSA-qgcg-p3v2-9h4p , EUVD-2021-0861

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.2%
EPSS 10.2% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known, plus a Nuclei check

Summary

Spring Cloud Netflix, versions 2.2.x prior to 2.2.4, versions 2.1.x prior to 2.1.6, and older unsupported versions allow applications to use the Hystrix Dashboard proxy.stream endpoint to make requests to any server reachable by the server hosting the dashboard. A malicious user, or attacker, can send a request to other servers that should not be exposed publicly.

Patch / fix

  • maven org.springframework.cloud:spring-cloud-netflix 2.1.6, 2.2.4
  • Spring by VMware Spring Cloud Netflix 2.1.6, 2.2.4

Exploit prediction

10.21% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Spring Cloud Netflix - Server-Side Request Forgery nuclei detection template

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N
GitHub 3.1 6.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:N

Affected packages

ecosystem package affected fixed in
maven org.springframework.cloud:spring-cloud-netflix
>=2.2.0, <2.2.4
>=2.1.0, <2.1.6
2.2.4
2.1.6

Affected products

  • Spring by VMware Spring Cloud Netflix

Classification

Weakness
  • CWE-441 Unintended Proxy or Intermediary
  • CWE-610 Externally Controlled Reference to a Resource in Another Sphere
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.