CVSS 3.1
6.1 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NCVE-2021-33040
Medium (6.1) in futurepress epub.js. EPSS 0.9% chance of exploitation in the next 30 days. Fixed in epubjs 0.3.89.
managers/views/iframe.js in FuturePress EPub.js before 0.3.89 allows XSS.
Severity
- EPSS
- 0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)
- CWE
- CWE-79
- Published
- Modified
- Record from
- the NVD, synced
Affected
- futurepress:epub.js
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-c6rp-xvqv-mwmf | npm | epubjs | <0.3.89 | 0.3.89 |
References
- https://github.com/futurepress/epub.js/blob/5c7f21d648d9d20d44c6c365d164b16871847023/src/managers/views/iframe.js#L373
- https://github.com/futurepress/epub.js/commit/ab4dd46408cce0324e1c67de4a3ba96b59e5012e
- https://github.com/futurepress/epub.js/compare/v0.3.88...v0.3.89
- https://github.com/futurepress/epub.js/blob/5c7f21d648d9d20d44c6c365d164b16871847023/src/managers/views/iframe.js#L373
- https://github.com/futurepress/epub.js/commit/ab4dd46408cce0324e1c67de4a3ba96b59e5012e