CVE-2020-26210 is a high-severity cross-site scripting (XSS) vulnerability affecting BookStack versions prior to 0.30.4. An authenticated user with page editing permissions could inject malicious JavaScript into attached links, which would execute when clicked by other users. The vulnerability has a CVSS score of 8.7, indicating a high potential for impact on confidentiality and integrity, requiring user interaction and low privileges for exploitation. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.30.4CPE matchmatch criteria | cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 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.