CVSS 4.0
7.0 highCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:H/SC:N/SI:N/SA:NCVE-2025-52558
High (7.0). EPSS 0.6% chance of exploitation in the next 30 days. Fixed in changedetection-io 0.50.4.
changedetection.io is a free open source web page change detection, website watcher, restock monitor and notification service. Prior to version 0.50.4, errors in filters from website page change detection watches were not being filtered resulting in a cross-site scripting (XSS) vulnerability. This issue has been patched in version 0.50.4
Severity
- EPSS
- 0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-10-31)
- CWE
- CWE-79
- Published
- Modified
- Record from
- the NVD, synced
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-hwpg-x5hw-vpv9 | PyPI | changedetection-io | <0.50.4 | 0.50.4 |
| PYSEC-2026-1241 | PyPI | changedetection-io | <0.50.4 | 0.50.4 |