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CVE-2015-4594

36
FAUCET Score

CVE-2015-4594 describes a critical session fixation vulnerability in eClinicalWorks Population Health (CCMR). The application fails to generate a new session ID upon user authentication, allowing an attacker to reuse an existing session ID. This flaw carries a CVSS score of 9.8, indicating high severity with network-based attacks, low complexity, and complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, exploit code is publicly available via ExploitDB (EDB-39402), though there is minimal community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:eclinicalworks:population_health:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
6.24%
Probability of exploitation in next 30 days
EPSS Percentile
92.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-39402 · Feb 2, 2016
This CVE's current EPSS score of 0.0624 is in the 87th percentile among its peer group of 36,897 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/135533/eClinicalWorks-Population-Health-CCMR-SQL-Injection-CSRF-XSS.html
ExploitThird Party AdvisoryVDB Entry
exploit-db.com / exploits/39402
ExploitThird Party AdvisoryVDB Entry
securityfocus.com / archive/1/537420/100/0/threaded
Third Party AdvisoryVDB Entry