02 Records
FEED: ACQUIRING
01 RecordSTATE: PUBLISHED
02 Description
CNA: GitHub_MMedplum - Improper Validation of Redirect URI in External Auth Callback allows Authorization Code Leakage
03 Exploitation and scoring
SRC: CISA, FIRST, NVD, RED HAT- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- 7.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
- NVD analysis status
- Received. NVD last modified this record on 2026-09-03.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
SCHEMA: 5.2
- Published
- 2026-09-03 19:04Z1 DAY AGO
- Last updated
- 2026-09-03 19:04Z1 DAY AGO
- Reserved
- 2026-06-10
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
- Weaknesses
- CWE-345Insufficient Verification of Data AuthenticityClass
- CWE-601URL Redirection to Untrusted Site ('Open Redirect')Base
- Data version
- 5.2
- Document digest
- 166cb8a9ba42894147b6366c13ed12fe9d944f033f14cf2a196c6cd88bef046d
05 Affected products
PAIRS: 1VendorProductVersionsPlatforms