CVE-2026-5455
CVE-2026-5455 is a low-severity vulnerability with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-320.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v2: 1.7
- CVSS v4: 1.9
- EPSS exploit prediction: 0% (1st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-18603
- Weakness: CWE-320
- Published:
- Last modified:
Description
A vulnerability was determined in Dialogue App up to 4.3.2 on Android. The affected element is an unknown function of the file file res/raw/config.json of the component ca.diagram.dialogue. Executing a manipulation of the argument SEGMENT_WRITE_KEY can lead to use of hard-coded cryptographic key . The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Frequently asked questions
- What is CVE-2026-5455?
- A vulnerability was determined in Dialogue App up to 4.3.2 on Android. The affected element is an unknown function of the file file res/raw/config.json of the component ca.diagram.dialogue. Executing a manipulation of the argument SEGMENT_WRITE_KEY can lead to use of hard-coded cryptographic key . The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
- How severe is CVE-2026-5455?
- CVE-2026-5455 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2026-5455 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-5455?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-5455 have an EU (EUVD) identifier?
- Yes. CVE-2026-5455 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18603.
- When was CVE-2026-5455 published?
- CVE-2026-5455 was published on 2026-04-03 and last updated on 2026-06-17.
References
- https://vuldb.com/submit/781761
- https://vuldb.com/vuln/355043
- https://vuldb.com/vuln/355043/cti
- https://www.notion.so/Segment-Write-Key-Exposure-Leading-to-Data-Injection-and-User-Profile-Manipulation-In-ca-diagram-dia-3262de3f97fb802fb5f0d2c9d179dcf6?source=copy_link
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