Cross-site scripting in BookStack
Priority LOW 26CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting vulnerability in BookStack versions prior to v22.09 allows a remote authenticated attacker to inject an arbitrary script.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00892 59th percentileScored 2026-11-07
Fix Fixed BookStack (BookStack): v22.09
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| BookStack | BookStack | before v22.09 | v22.09 | Patch available | CNA |
- BookStack VendorBookStack Affected before v22.09 Fixed in v22.09 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:* | before 22.09 | Vulnerable | bookstackapp |
- cpe:2.3:a:bookstackapp:bookstack:*:*:*:*:*:*:*:* Versions before 22.09 Vulnerable ·bookstackapp
Remediation
- Fix · CNA BookStack (BookStack) Fixed in v22.09
Timeline
- 2026-10-02 Threatist record created from CVE-2022-40690
- 2026-10-03 Alias added: GHSA-fxr6-45h7-wgcx
References
More bookstackapp Bookstack vulnerabilities
- TI-2021-02995 Improper Access Control in bookstackapp/bookstack CVSS 3.1CRITICAL 9.8
- TI-2023-04263 Server-Side Request Forgery (SSRF) in bookstackapp/bookstack CVSS 3.1LOW 2.4
- TI-2020-04312 Remote Code Execution Through Image Uploads in BookStack CVSS 3.1HIGH 8.8
- TI-2020-16032 Cross-Site Scripting in BookStack CVSS 3.1HIGH 8.7
- TI-2020-16031 Cross-Site Scripting in BookStack CVSS 3.1HIGH 8.7
- TI-2023-05693 Book Stack v23.10.2 - LFR via Blind SSRF CVSS 3.1MEDIUM 6.5
Sources
- CVE-2022-40690 · CVE Program
- CVE-2022-40690 · NVD
- FIRST EPSS
- GHSA-fxr6-45h7-wgcx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences