assistant platform: Incorrect Resource Transfer Between Spheres
CVE-2025-62646 is a high-severity incorrect resource transfer between spheres vulnerability in assistant platform from Restaurant Brands International, with a CVSS 3.1 base score of 7.7 out of 10. It can be exploited remotely over the network by an attacker with a low-privileged account, without any action from a user. Affected assistant platform versions: 2025-09-06 and earlier. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.55% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of assistant platform you run against the affected versions below, and install the vendor's latest release.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Restaurant Brands International | assistant platform | 2025-09-06 and earlier | Not stated |
| Rbi | Restaurant Brands International Assistant | 2025-09-06 and earlier | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- LowA basic user account is enough.
- User interaction
- NoneNo action by a victim is required.
- Scope
- ChangedThe attack can reach beyond the vulnerable component into other systems.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- NoneNothing can be modified.
- Availability
- NoneAvailability is not affected.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N. Scored by NVD.
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 3.1 | 5.0 | Medium | CNA (mitre.org) |
| CVSS 3.1 | 7.7 | High | NVD |
Official description
The Restaurant Brands International (RBI) assistant platform through 2025-09-06 allows remote attackers to review the stored audio of conversations between associates and Drive Thru customers.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Incorrect Resource Transfer Between Spheres
The product does not properly transfer a resource/behavior to another sphere, or improperly imports a resource/behavior from another sphere, in a manner that provides unintended control over that resource.
More Incorrect Resource Transfer Between Spheres vulnerabilities (CWE-669)
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: poc, automatable: no, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Third-party and government advisories
- malwarebytes.com/blog/news/2025/09/popeyes-tim-hortons-burger-king-platforms-have-catastrophic-vulnerabilitie…Press/Media Coverage, Third Party Advisory
- yahoo.com/news/articles/burger-king-hacked-attackers-impressed-124154038.htmlPress/Media Coverage, Third Party Advisory
Technical write-ups (may include proof of concept)
- archive.today/fMYQpExploit, Third Party Advisory
Other references
- bobdahacker.com/blog/rbi-hacked-drive-thrus/Permissions Required
- web.archive.org/web/20250906134240/https:/bobdahacker.com/blog/rbi-hacked-drive-thrusNot Applicable
Other vulnerabilities in assistant platform
- 9.9 Critical severity
- 9.9 Critical severity
- 7.7 High severity
- 8.6 High severity
Recent Incorrect Resource Transfer Between Spheres vulnerabilities
- 7.7 High severity
- 8.5 High severity
- 7.8 High severity
- 7.5 High severity
- 7.5 High severity
- 9.1 Critical severity
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