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Fencer Vulns
high 7.5

CVE-2021-30183 json

Cleartext storage of sensitive information in multiple versions of Octopus Server where in certain situations when running import or export…

published 2021-05-14 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-17116

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

Cleartext storage of sensitive information in multiple versions of Octopus Server where in certain situations when running import or export processes, the password used to encrypt and decrypt sensitive values would be written to the logs in plaintext.

Patch / fix

  • octopus server 2020.5.329, 2020.6.4847, 2021.1.6959

Exploit prediction

0.87% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-312 Cleartext Storage of Sensitive Information

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.