CVE-2023-30861 is a high-severity vulnerability affecting Flask web applications, specifically versions prior to 2.3.2 and 2.2.5. It allows a caching proxy to serve one client's sensitive session data, including cookies, to other clients under specific conditions, potentially leading to information disclosure. The vulnerability has a CVSS score of 7.5 (High) due to its network-based attack vector and low attack complexity, with a high impact on confidentiality. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.2.5CPE matchmatch criteria | cpe:2.3:a:palletsprojects:flask:*:*:*:*:*:*:*:* | ||
>= 2.3.0, < 2.3.2CPE matchmatch criteria | cpe:2.3:a:palletsprojects:flask:*:*:*:*:*:*:*:* |
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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.