CVE-2026-37171

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.31% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 23.8% of scored records. A rank, not a probability.

NVD base score

5.9 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N

NVD analysis status

Deferred. NVD last modified this record on 2026-09-09.

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.

Published

2026-08-07 00:00Z2 MO AGO

Last updated

2026-09-09 16:07Z1 MO AGO

Reserved

2026-04-06

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

CVSS:3.1/AC:H/AV:N/A:N/C:H/I:L/PR:L/S:U/UI:N

Weaknesses

• CWE-863Incorrect AuthorizationClass

Data version

5.2

Document digest

79a09ee89a607263783acb734086336f11c6086489236f6ae0dddd43f1356110

• whitenbaker.comhttps://whitenbaker.com/supertokens-core-multitenant-advisory
• whitenbaker.comhttps://whitenbaker.com/supertokens-core-multitenant-advisory/exploit
• www.openwall.comhttp://www.openwall.com/lists/oss-security/2026/09/09/4