CVE-2024-21624
NoneBot Potential Information Leak in User-Constructed Message Templates
Description
nonebot2 is a cross-platform Python asynchronous chatbot framework written in Python. This security advisory pertains to a potential information leak (e.g., environment variables) in instances where developers utilize `MessageTemplate` and incorporate user-provided data into templates. The identified vulnerability has been remedied in pull request #2509 and will be included in versions released from 2.2.0. Users are strongly advised to upgrade to these patched versions to safeguard against the vulnerability. A temporary workaround involves filtering underscores before incorporating user input into the message template.
How to fix CVE-2024-21624
To remediate CVE-2024-21624, upgrade the affected package to a fixed version below.
- —upgrade to 2.2.0 or later
- —upgrade to 2.2.0 or later
Is CVE-2024-21624 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 2.0.0a16, < 2.2.0
- >= 2.0.1, < 2.2.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N |