01 Record
CVE-2017-18924
oauth2-server (aka node-oauth2-server) through 3.1.1 implements OAuth 2.0 without PKCE. It does not prevent authorization code injection. This is similar to CVE-2020-7692. NOTE: the vendor states 'As
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
oauth2-server (aka node-oauth2-server) through 3.1.1 implements OAuth 2.0 without PKCE. It does not prevent authorization code injection. This is similar to CVE-2020-7692. NOTE: the vendor states 'As
03 Exploitation and scoring
- 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
- 2.19% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 81.8% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- 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.
04 Metadata
- Published
- 2020-10-04 04:38Z6 YR AGO
- Last updated
- 2024-08-05 21:45Z2 YR AGO
- Reserved
- 2020-10-04
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-94Improper Control of Generation of Code ('Code Injection')Base
- Data version
- 5.1
- Document digest
- faf6521585298d3484c6b42208840b5b7396896fe7ee2ac8db86d5a4db451bd9
05 Affected products
VendorProductVersionsPlatforms
06 References
- tools.ietf.orghttps://tools.ietf.org/html/rfc7636
- tools.ietf.orghttps://tools.ietf.org/html/draft-ietf-oauth-security-topics-15
- codeburst.iohttps://codeburst.io/missing-the-point-in-securing-oauth-2-0-83968708b467
- github.comhttps://github.com/oauthjs/node-oauth2-server/issues/637
- github.comhttps://github.com/oauthjs/node-oauth2-server/pull/452