CVE-2023-2949 json
Cross-site Scripting (XSS) - Reflected in openemr/openemr
published 2023-05-28 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34395
- cvss
- 8.3
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 73%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
Cross-site Scripting (XSS) - Reflected in GitHub repository openemr/openemr prior to 7.0.1.
Patch / fix
- openemr openemr/openemr 7.0.1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 21 mo ago
Exploit prediction
1.47% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template OpenEMR < 7.0.1 - Cross-site Scripting nuclei detection template
- huntr.dev https://huntr.dev/bounties/3842486f-38b1-4150-9f78-b81d0ae580c4 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 8.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected products
- openemr openemr/openemr
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/openemr/openemr/commit/af1ecf78d1342519791bda9d3079e88f7d859015
patch
-
huntr.dev
/bounties/3842486f-38b1-4150-9f78-b81d0ae580c4
exploit, patch, third-party-advisory
Sources
- CVE List CVE-2023-2949
- NVD CVE-2023-2949
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.