CVE-2026-59296

MEDIUMCVSS 5.9/10EPSS 0.30%

Last modified

CVE-2026-59296 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. Using untrusted, non-normalized input as-is for metrics data (such as metric names, tag keys, or tag values) is a dangerous antipattern that general-purpose instrumentation should never perform. Micrometer 1.17.0 Micrometer 1.16.0 - 1.16.6 Micrometer 1.15.0 - 1.15.12 Micrometer 1.14.0 - 1.14.16 Micrometer 1.9.18 and earlier. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

Using untrusted, non-normalized input as-is for metrics data (such as metric names, tag keys, or tag values) is a dangerous antipattern that general-purpose instrumentation should never perform. Micrometer 1.17.0 Micrometer 1.16.0 - 1.16.6 Micrometer 1.15.0 - 1.15.12 Micrometer 1.14.0 - 1.14.16 Micrometer 1.9.18 and earlier

Metrics

EPSS Probability
0.30%

21.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
SpringMicrometer1.17.0; >= 1.16.0, <= 1.16.6; >= 1.15.0, <= 1.15.12; >= 1.14.0, <= 1.14.16; <= 1.9.18

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-59296?
Using untrusted, non-normalized input as-is for metrics data (such as metric names, tag keys, or tag values) is a dangerous antipattern that general-purpose instrumentation should never perform. Micrometer 1.17.0 Micrometer 1.16.0 - 1.16.6 Micrometer 1.15.0 - 1.15.12 Micrometer 1.14.0 - 1.14.16 Micrometer 1.9.18 and earlier
How severe is CVE-2026-59296?
CVE-2026-59296 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2026-59296?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST