Vulnerability · Published Apr 3, 2026 · Assigned by VulDB

CVE-2026-5455Dialogue App ca.diagram.dialogue config.json hard-coded key

Low 3.3

In plain English

A low-severity security flaw in Dialogue App. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).

Severity (CVSS 3.1)3.3Low

Exploit odds (30 days)0.1%top 98.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
n/a	Dialogue App	4.3.04.3.14.3.2

Weakness: CWE-321, CWE-320 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

References

VDB-355043 | Dialogue App ca.diagram.dialogue config.json hard-coded key vdb-entry, technical-description
VDB-355043 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #781761 | Dialogue Dialogue(ca.diagram.dialogue) 4.3.2 Segment Write Key Exposure third-party-advisory
https://www.notion.so/Segment-Write-Key-Exposure-Leading-to-Data-Injection-and-User-Profile-Manipulation-In-ca-diagram-dia-3262de3f97fb802fb5f0d2c9d179dcf6?source=copy_link exploit