XSS in Identityserver Identityserver3
CVE-2017-12677
IdentityServer3 2.4.x, 2.5.x, and 2.6.x before 2.6.1 has XSS in an Angular expression on the authorize response page, which might allow remote attackers to obtain sensitive information about the IdentityServer authorization response.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (63.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Identityserver Identityserver3 — versions 2.4.0, 2.5.0, 2.5.1
Weakness classification (CWE)
References
- github.com/IdentityServer/IdentityServer3/releases/tag/2.6.1 (Third Party Advisory)
Frequently asked questions
- What is CVE-2017-12677?
- CVE-2017-12677 is a medium-severity vulnerability in Identityserver Identityserver3, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-08-08.
- How severe is CVE-2017-12677?
- Medium severity. CVSS v3 base score is 6.1 out of 10.