CVE-2023-28126
MEDIUMEPSS 99th pctlDescription
An authentication bypass vulnerability exists in Avalanche versions 6.3.x and below that could allow an attacker to gain access by exploiting the SetUser method or can exploit the Race Condition in the authentication message.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploit Intelligence
Very high risk: more likely to be exploited than 99% of all known CVEs.
References
Related Vulnerabilities
Other CWE-305 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2025-31161 | Critical | 9.8 | 100% | KEV + Ransom | Fix |
| CVE-2020-10923 | High | 8.8 | 85% | - | - |
| CVE-2023-34124 | Critical | 9.8 | 46% | - | Fix |
| CVE-2025-32011 | Critical | 9.8 | 27% | - | - |
| CVE-2024-37085 | Medium | 6.8 | 26% | KEV + Ransom | Fix |
| CVE-2026-2652 | High | 8.6 | 19% | - | Fix |
Common questions
How do I fix CVE-2023-28126?
No published fix for CVE-2023-28126 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2023-28126 being actively exploited?
Not that we know of. CVE-2023-28126 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 66.7% is the estimated probability that it will be exploited in the next 30 days. That is higher than 99% of all scored CVEs.
How severe is CVE-2023-28126?
CVE-2023-28126 has a CVSS v3 base score of 5.9, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-01-29.