CVE-2021-40375Apperta Foundation OpenEyes 3.5.1 allows remote attackers to view the sensitive information of patients without having the intended level…
- 6.5MediumCVSS base score
- 1.6%Exploitation in 30 daysEPSS · top 23% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Apperta Foundation OpenEyes 3.5.1 allows remote attackers to view the sensitive information of patients without having the intended level of privilege. Despite OpenEyes returning a Forbidden error message, the contents of a patient's profile are still returned in the server response. This response can be read in an intercepting proxy or by viewing the page source. Sensitive information returned in responses includes patient PII and medication records or history.
Timeline
ID reserved
By mitre
- 7 months later
· 7 months later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.6% · top 23% of all CVEs (14 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
n/a
- affected n/a
References
References2
- https://openeyes.apperta.org/ (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/DCKento/CVE-2021-40375 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-27552 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-40375)Record last updated .