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Fencer Vulns
medium 4.3

CVE-2018-20307 json

Pulse Secure Virtual Traffic Manager 9.9 versions prior to 9.9r2 and 10.4r1 allow a remote authenticated user to obtain sensitive historica…

published 2018-12-20 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-12867

cvss
4.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

Pulse Secure Virtual Traffic Manager 9.9 versions prior to 9.9r2 and 10.4r1 allow a remote authenticated user to obtain sensitive historical activity information by leveraging incorrect permission validation.

Exploit prediction

0.83% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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.