Critical severity10.0OSV Advisory· Published Dec 23, 2025· Updated Jul 5, 2026

CVE-2025-67109

Description

Improper verification of the time certificate in Eclipse Cyclone DDS before v0.10.5 allows attackers to bypass certificate checks and execute commands with System privileges.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Eclipse Cyclonedds/CycloneddsOSV
Range: 0.10.1, 0.10.2, 0.10.2rc1, …
Eclipse/Cyclone Data Distribution Service
cpe:2.3:a:eclipse:cyclone_data_distribution_service:*:*:*:*:*:*:*:*
Range: <0.10.5
Eclipse/Cycloneddsllm-fuzzy
Range: <0.10.5

Patches

Vulnerability mechanics

References

gist.github.com/lkloliver/669e15bc7e6194133e4ee1026ce157e6nvdThird Party Advisory
github.com/eclipse-cyclonedds/cyclonedds/blob/master/src/ddsrt/src/time/posix/time.cnvdProduct
github.com/eclipse-cyclonedds/cyclonedds/blob/master/src/security/builtin_plugins/authentication/src/auth_utils.cnvdProduct

News mentions

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cvss	0.650
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000