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Fencer Vulns
high 8.8

CVE-2023-46326 json

ZStack Cloud version 3.10.38 and before allows unauthenticated API access to the list of active job UUIDs and the session ID for each of th…

published 2023-11-30 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-50546

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits
0
none known

Summary

ZStack Cloud version 3.10.38 and before allows unauthenticated API access to the list of active job UUIDs and the session ID for each of these. This leads to privilege escalation.

Exploit prediction

0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/zstackio/zstack/security/advisories/GHSA-w2rv-x3pp-h67q referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-613 DEPRECATED: Insufficient Session Expiration

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.