PT-2026-68608 · Pypi · Aiosend
CVE-2026-70646
·
Published
2026-05-22
·
Updated
2026-08-10
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
aiosend versions prior to 3.0.7
Description
The
WebhookHandler.feed update() function deserializes the entire request body before verifying the HMAC signature. This allows an unauthenticated attacker to force expensive parsing of arbitrary JSON payloads that are ultimately rejected, resulting in unnecessary CPU and memory consumption.Recommendations
Update to version 3.0.7.
Restrict request body size at the reverse proxy or web framework.
Rate-limit webhook endpoints.
Reject oversized requests before JSON parsing.
Exploit
Fix
DoS
Resource Exhaustion
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Weakness Enumeration
Related Identifiers
Affected Products
Aiosend