CVE-2024-53991 is a high-severity information disclosure vulnerability affecting Discourse instances configured to use local file storage for backups. An attacker can exploit a misconfiguration in Nginx to download Discourse backup files if the backup file name is known, leading to the potential exposure of sensitive data. The vulnerability has a CVSS score of 5.9 (MEDIUM) due to its high impact on confidentiality, but requires high attack complexity. While there is no evidence of active exploitation, a Nuclei template exists, and its EPSS score indicates a higher-than-average probability of exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.3.2CPE matchmatch criteria | cpe:2.3:a:discourse:discourse:*:*:*:*:stable:*:*:* | ||
< 3.4.0CPE matchmatch criteria | cpe:2.3:a:discourse:discourse:*:*:*:*:beta:*:*:* | ||
3.4.0CPE matchmatch criteria | cpe:2.3:a:discourse:discourse:3.4.0:beta1:*:*:beta:*:*:* | ||
3.4.0CPE matchmatch criteria | cpe:2.3:a:discourse:discourse:3.4.0:beta2:*:*:beta:*:*:* | ||
3.4.0CPE matchmatch criteria | cpe:2.3:a:discourse:discourse:3.4.0:beta3:*:*:beta:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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