id: PYSEC-2026-1230
published: "2026-07-07T14:34:37.138202Z"
modified: "2026-07-07T17:23:52.716405Z"
aliases:
- CVE-2024-39123
- GHSA-j22r-3rf3-cv25
summary: Calibre-Web Cross Site Scripting (XSS)
details: In janeczku Calibre-Web 0.6.0 to 0.6.21, the edit_book_comments function is vulnerable to Cross Site Scripting (XSS) due to improper sanitization performed by the clean_string function. The vulnerability arises from the way the clean_string function handles HTML sanitization.
affected:
- package:
    name: calibreweb
    ecosystem: PyPI
    purl: pkg:pypi/calibreweb
  ranges:
  - type: ECOSYSTEM
    events:
    - introduced: 0.6.0
    - last_affected: 0.6.21
  versions:
  - 0.6.12
  - 0.6.13
  - 0.6.14
  - 0.6.15
  - 0.6.16
  - 0.6.17
  - 0.6.18
  - 0.6.19
  - 0.6.20
  - 0.6.21
references:
- type: ADVISORY
  url: https://nvd.nist.gov/vuln/detail/CVE-2024-39123
- type: PACKAGE
  url: https://github.com/janeczku/calibre-web
- type: WEB
  url: https://github.com/pentesttoolscom/vulnerability-research/tree/master/CVE-2024-39123
- type: PACKAGE
  url: https://pypi.org/project/calibreweb
- type: ADVISORY
  url: https://github.com/advisories/GHSA-j22r-3rf3-cv25
severity:
- type: CVSS_V3
  score: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- type: CVSS_V4
  score: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N