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01 Record

CVE-2016-8609

It was found that the keycloak before 2.3.0 did not implement authentication flow correctly. An attacker could use this flaw to construct a phishing URL, from which he could hijack the user's session.

LowPUBLISHEDCNA: redhat
CNA base score3.7 CVSS v3.xCVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
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02 Description

It was found that the keycloak before 2.3.0 did not implement authentication flow correctly. An attacker could use this flaw to construct a phishing URL, from which he could hijack the user's session.

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
1.67% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 76.4% of scored records. A rank, not a probability.
NVD base score
8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

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
2018-08-01 17:00Z8 YR AGO
Last updated
2024-08-06 02:27Z2 YR AGO
Reserved
2016-10-12
Assigning CNA
redhat
Record state
PUBLISHED
Severity
Low (CVSS 3.7)
CNA CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
Weaknesses
Data version
5.1
Document digest
735f9e645524afe663adb4c639c669b31a818512234f9ed509ef53bd63ba4590

05 Affected products

VendorProductVersionsPlatforms
Red Hatkeycloak2.3.0—

06 References