Severity by source
AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
AV:L because exploitation requires a co-installed app on the same device, not a network path; PR:N since any zero-permission app qualifies; C:N per explicit no-data-exposure statement; I:L/A:L for notification manipulation and denial.
Primary rating from Vendor (hackerone).
CVSS VectorVendor: hackerone
Lifecycle Timeline
4DescriptionCVE.org
BubbleChatActivity in the Datadog Android application is declared android:exported="true" with no permission guard and accepts a SEND intent with mimeType text/plain. The activity reads a conversation_id from Intent extras and, on onDestroy, calls BubbleChatNotification.dismiss whenever no active in-process session matches the caller-supplied conversation_id. BubbleChatNotification.dismiss unconditionally cancels notification ID 9201 - the hard-coded Bits AI chat notification - using NotificationManager.cancel, with no validation of the caller's identity or ownership of the supplied conversation_id. A zero-permission co-installed application can therefore launch BubbleChatActivity with any random conversation_id; when the activity is finished, the Bits AI chat notification is cancelled on the victim device. No data exposure: chat content is server-authentication gated and is never returned to the caller. Shortcut removal is scoped to the attacker-supplied conversation ID, which is a random string and is not reachable without prior knowledge. Impact is confined to denial of the Bits AI chat notification (a nuisance and a potential aid to phishing of in-app workflows).
AnalysisAI
Notification dismissal in the Datadog Android application (versions prior to 5.9.2) can be triggered by any zero-permission co-installed application through the improperly exported BubbleChatActivity component (CWE-926), allowing silent cancellation of the hard-coded Bits AI chat notification (ID 9201) with no identity validation of the caller or their supplied conversation_id. The impact is limited to nuisance-level denial of that specific notification and potential facilitation of in-app phishing workflows, with chat content remaining server-authentication gated and inaccessible to the attacker. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a zero-permission Android application to be co-installed on the same device as a vulnerable Datadog Android application (version prior to 5.9.2). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The NVD-assigned CVSS score of 6.4 with vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N contains several metrics that appear inconsistent with the described attack. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade the Datadog Android application to version 5.9.2 or later, where the improper export is expected to be addressed. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-54567
GHSA-3fqc-mc38-j2cm