CVE-2023-46118 is a denial-of-service vulnerability affecting RabbitMQ versions prior to 3.11.24 and 3.12.7. An authenticated attacker with high privileges can exploit the lack of an HTTP request body limit in the HTTP API by publishing extremely large messages, leading to an out-of-memory condition and node termination. Rated Medium severity (CVSS 4.9), this vulnerability requires authenticated access and has a high impact on availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.11.24CPE matchmatch criteria | cpe:2.3:a:vmware:rabbitmq:*:*:*:*:*:*:*:* | ||
>= 3.12.0, < 3.12.7CPE matchmatch criteria | cpe:2.3:a:vmware:rabbitmq:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
RabbitMQ vulnerable to Denial of Service by publishing large messages over the HTTP API
Jun 30, 2026CVE-2023-46118
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Oct 23, 2023Denial of Service by publishing large messages over the HTTP API
Oct 10, 2023