CVE-2025-69602

CVE-2025-69602 is a critical-severity vulnerability in Altumcode 66biolinks with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-384.

Key facts

Description

A session fixation vulnerability exists in 66biolinks v62.0.0 by AltumCode, where the application does not regenerate the session identifier after successful authentication. As a result, the same session cookie value is reused for users logging in from the same browser, allowing an attacker who can set or predict a session ID to potentially hijack an authenticated session.

Frequently asked questions

What is CVE-2025-69602?
A session fixation vulnerability exists in 66biolinks v62.0.0 by AltumCode, where the application does not regenerate the session identifier after successful authentication. As a result, the same session cookie value is reused for users logging in from the same browser, allowing an attacker who can set or predict a session ID to potentially hijack an authenticated session.
How severe is CVE-2025-69602?
CVE-2025-69602 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-69602 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-69602?
CVE-2025-69602 affects Altumcode 66biolinks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-69602?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-69602 have an EU (EUVD) identifier?
Yes. CVE-2025-69602 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206458.
When was CVE-2025-69602 published?
CVE-2025-69602 was published on 2026-01-28 and last updated on 2026-06-17.

References

Affected products (1)

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