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CVE-2025-52435

HIGH

7.5

Description

J2EE Misconfiguration: Data Transmission Without Encryption vulnerability in Apache NimBLE. Improper handling of Pause Encryption procedure on Link Layer results in a previously encrypted connection being left in un-encrypted state allowing an eavesdropper to observe the remainder of the exchange. This issue affects Apache NimBLE: through <= 1.8.0. Users are recommended to upgrade to version 1.9.0, which fixes the issue.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/10/2026

Last Modified1/14/2026

Sourcenvd

Honeypot Sightings0

Affected Products

apache:nimble

Weaknesses (CWE)

CWE-5

References

https://github.com/apache/mynewt-nimble/commit/164f1c23c18a290908df76ed83fe848bfe4a4903(security@apache.org)

https://github.com/apache/mynewt-nimble/commit/ec3d75e909fa6dcadf1836fefc4432794a673d18(security@apache.org)

https://lists.apache.org/thread/ow8dzpsqfh9llfclh5fzh6z237brzc0s(security@apache.org)

http://www.openwall.com/lists/oss-security/2026/01/08/1(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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