High severity7.5OSV Advisory· Published Jan 10, 2026· Updated Jun 17, 2026
CVE-2025-52435
CVE-2025-52435
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4<=1.8.0+ 1 more
- (no CPE)range: <=1.8.0
- (no CPE)range: nimble_1_5_0_rc1_tag, nimble_1_5_0_tag, nimble_1_6_0_rc1_tag, …
Patches
Vulnerability mechanics
References
4- github.com/apache/mynewt-nimble/commit/164f1c23c18a290908df76ed83fe848bfe4a4903nvdPatch
- github.com/apache/mynewt-nimble/commit/ec3d75e909fa6dcadf1836fefc4432794a673d18nvdPatch
- www.openwall.com/lists/oss-security/2026/01/08/1nvdMailing ListThird Party Advisory
- lists.apache.org/thread/ow8dzpsqfh9llfclh5fzh6z237brzc0snvdMailing ListVendor Advisory
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