changedetection.io through 0.60.6 fails to escape the scraped page title in HTML notifications, allowing arbitrary markup injection. Attackers can place malicious markup in monitored page titles that reaches notification channels like email and Telegram as live content when the watch_title token is used in templates.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Attack Requirements
Present
Additional conditions required
Privileges Required
None
No privileges needed
User Interaction
Passive
Minimal interaction
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 4
https://github.com/dgtlmoon/changedetection.io
disclosure@vulncheck.com
https://github.com/dgtlmoon/changedetection.io/blob/0.60.6/changedetectionio/no…
disclosure@vulncheck.com
https://github.com/geo-chen/oss/blob/main/changedetection.io.md#finding-1-store…
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/changedetection-io-through-0.60.6-cross-si…
disclosure@vulncheck.com