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CVE-2026-72755low3.8

Routinator stores TA certificate in cache without validation

Impact

Routinator stores a TA certificate in cache without validation, potentially overwriting a known good certificate. Versions prior to 0.15.3 are affected. An attacker with access to the cache may exploit this weakness.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

What to do

This issue is fixed in 0.15.3 and all later versions.

NLnet Labs guidance

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

NLnet Labs · NLnet Labs

Routinator

1 range
NLnet Labs version evidence

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affected

unaffected

0.15.3 → before *

semver versions

unknown

Other versions: affected

Original source 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.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-72755

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-755 ↗

CWE-755 Improper Handling of Exceptional Conditions

NLnet Labs

Related →
Contributing organizations · 2
NLnet Labs

Assigning organization

2026-10-26
CISA-ADP

Additional data publisher

2026-10-26

What changed

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References

1 sources
www.nlnetlabs.nl/downloads/routinator/CVE-2026-72755.txt
vendor-advisoryNLnet Labs