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Fencer Intel
critical 9.8

CVE-2015-4594 json

eClinicalWorks Population Health (CCMR) suffers from a session fixation vulnerability.

published 2017-01-10 9 y ago modified 2026-06-17 4 mo ago also EUVD-2015-4614

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.2%
EPSS 6.2% chance of exploitation in 30 days, percentile 93%
public exploits
1
Exploit-DB

Summary

eClinicalWorks Population Health (CCMR) suffers from a session fixation vulnerability. When authenticating a user, the application does not assign a new session ID, making it possible to use an existent session ID.

Timeline

  1. First public exploit (EDB-39402)
  2. Published

Exploit prediction

6.24% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-39402 eClinicalWorks (CCMR) - Multiple Vulnerabilities webapps, 2016-02-02
  • packetstormsecurity.com http://packetstormsecurity.com/files/135533/eClinicalWorks-Population-Health-CCMR-SQL-Injection-CSRF-XSS.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel 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.