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Fencer Vulns
medium 5.5

CVE-2026-47768 json

nebula-mesh: Newly-minted operator API key exposed in redirect URL (Referer, history, proxy logs)

published 2026-06-10 4 mo ago modified 2026-10-23 16 d ago also GHSA-9pg3-25fq-p6cc , GO-2026-5294 , EUVD-2026-49956

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits
0
none known

Summary

nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3.2, newly-minted operator API key exposed in redirect URL (Referer, history, proxy logs). This issue has been patched in version 0.3.2.

Patch / fix

  • go github.com/juev/nebula-mesh 0.3.2
  • govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1

opensuse advisories openSUSE-SU-2026:21483-1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
3 mo ago

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
GitHub 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
go github.com/juev/nebula-mesh
<0.3.2
0.3.2

Affected products

  • juev nebula-mesh

Classification

Weakness
  • CWE-598 Use of HTTP Request With Sensitive Query String
  • CWE-116 Improper Encoding or Escaping of Output
  • CWE-532 Insertion of Sensitive Information into Log File

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.