CVE-2024-47773 EXPLOIT
8.2
HIGH · CVSS 3.1 · EPSS 1.7% (pctl 76)
Patch early
A public exploit exists.
Description
Discourse is an open source platform for community discussion. An attacker can make several XHR requests until the cache is poisoned with a response without any preloaded data. This issue only affects anonymous visitors of the site. This problem has been patched in the latest version of Discourse. Users are advised to upgrade. Users unable to upgrade should disable anonymous cache by setting the `DISCOURSE_DISABLE_ANON_CACHE` environment variable to a non-empty value.
Scoring
| CVSS | 8.2 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L |
| EPSS | 1.66% — more likely to be exploited than 76% of all CVEs |
| Weakness | CWE-610 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2024-10-08 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| discourse | discourse |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Discourse 3.2.x - Anonymous Cache Poisoning | 2025-07-08 |
→ the Explorer · watch your stack · NVD