CVE-2026-5462 | Wahoo Fitness SYSTM App up to 7.2.1 on Android com.WahooFitness.SYSTM BuildConfig.java SEGMENT_WRITE_KEY hard-coded key

VDB-355053 · CVE-2026-5462 · GCVE-100-355053 WAHOO FITNESS SYSTM APP UP TO 7.2.1 ON ANDROID COM.WAHOOFITNESS.SYSTM BUILDCONFIG.JAVA SEGMENT_WRITE_KEY HARD-CODED KEY HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 3.0 $0-$5k 1.00+ Summaryinfo A vulnerability classified as problematic has been found in Wahoo Fitness SYSTM App up to 7.2.1 on Android. The affected element is an unknown function of the file com/WahooFitness/SYSTM/BuildConfig.java of the component com.WahooFitness.SYSTM. Performing a manipulation of the argument SEGMENT_WRITE_KEY results in hard-coded key. This vulnerability was named CVE-2026-5462. The attack needs to be approached locally. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way. Detailsinfo A vulnerability, which was classified as problematic, was found in Wahoo Fitness SYSTM App up to 7.2.1 on Android. This affects some unknown processing of the file com/WahooFitness/SYSTM/BuildConfig.java of the component com.WahooFitness.SYSTM. The manipulation of the argument SEGMENT_WRITE_KEY with an unknown input leads to a hard-coded key vulnerability. CWE is classifying the issue as CWE-321. The use of a hard-coded cryptographic key significantly increases the possibility that encrypted data may be recovered. This is going to have an impact on confidentiality. The advisory is shared at notion.so. This vulnerability is uniquely identified as CVE-2026-5462. The exploitability is told to be easy. An attack has to be approached locally. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1600.001 for this issue. The exploit is shared for download at notion.so. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Type Android App Software Vendor Wahoo Fitness Name SYSTM App Version 7.2.0 7.2.1 CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 3.3 VulDB Meta Temp Score: 3.0 VulDB Base Score: 3.3 VulDB Temp Score: 3.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Hard-coded key CWE: CWE-321 / CWE-320 CAPEC: 🔒 ATT&CK: 🔒 Physical: Partially Local: Yes Remote: No Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 04/03/2026 Advisory disclosed 04/03/2026 +0 days VulDB entry created 04/03/2026 +0 days VulDB entry last update Sourcesinfo Advisory: notion.so Status: Not defined CVE: CVE-2026-5462 (🔒) GCVE (CVE): GCVE-0-2026-5462 GCVE (VulDB): GCVE-100-355053 scip Labs: https://www.scip.ch/en/?labs.20130704 Entryinfo Created: 04/03/2026 02:56 Changes: 04/03/2026 02:56 (59) Complete: 🔍 Submitter: fxizenta Cache ID: 99:3BF:101 Submitinfo Accepted Submit #781767: Wahoo Fitness Wahoo SYSTM(com.WahooFitness.SYSTM) 7.2.1 Segment Write Key Exposure (by fxizenta) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸