changedetection.io is a free open source web page change detection tool. Prior to version 0.54.4, the changedetection.io application allows users to specify XPath expressions as content filters via the include_filters field. These XPath expressions are processed using the elementpath library which implements XPath 3.0/3.1 specification. XPath 3.0 includes the unparsed-text() function which can read arbitrary files from the filesystem. The application does not validate or sanitize XPath expressions to block dangerous functions, allowing an attacker to read any file accessible to the application process. This issue has been patched in version 0.54.4.
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Affected Vendors & Products
References
History
Fri, 06 Mar 2026 07:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | changedetection.io is a free open source web page change detection tool. Prior to version 0.54.4, the changedetection.io application allows users to specify XPath expressions as content filters via the include_filters field. These XPath expressions are processed using the elementpath library which implements XPath 3.0/3.1 specification. XPath 3.0 includes the unparsed-text() function which can read arbitrary files from the filesystem. The application does not validate or sanitize XPath expressions to block dangerous functions, allowing an attacker to read any file accessible to the application process. This issue has been patched in version 0.54.4. | |
| Title | changedetection.io: XPath - Arbitrary File Read via unparsed-text() | |
| Weaknesses | CWE-94 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-03-06T06:54:15.822Z
Reserved: 2026-03-03T17:50:11.242Z
Link: CVE-2026-29039
No data.
Status : Received
Published: 2026-03-06T07:16:01.573
Modified: 2026-03-06T07:16:01.573
Link: CVE-2026-29039
No data.
OpenCVE Enrichment
No data.