CVE-2026-72755 Details
Description
Routinator stores a newly-retrieved TA certificate via HTTPS in cache without validation, potentially overwriting a known good TA certificate even if validation fails.
A vulnerability exists in Routinator versions prior to and including 0.15.2, where the application caches newly-retrieved TA certificates received via HTTPS without proper validation. This flaw could lead to the unintentional overwriting of a valid TA certificate, even if the validation of the new certificate fails.
Users are advised to upgrade to Routinator version 0.15.3 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 26, 2026CISA-ADP
Assessed Oct 26, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-72755.txt | [email protected] | AdvisoryRemedyVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-755 | Improper Handling of Exceptional Conditions | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Routinator | <= 0.15.2 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 26, 2026 | New CVE Received | [email protected] |
| Oct 26, 2026 | CVE Modified | CISA-ADP |