CVE-2021-23848: Reflected XSS in URL handler

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-06-09 · updated 2026-06-17
Weakness: CWE-79

Description

An error in the URL handler Bosch IP cameras may lead to a reflected cross site scripting (XSS) in the web-based interface. An attacker with knowledge of the camera address can send a crafted link to a user, which will execute javascript code in the context of the user.

Affected products

Bosch Cpp13 Firmware: all versions
Bosch Cpp4 Firmware: all versions
Bosch Cpp6 Firmware: all versions
Bosch Cpp7.3 Firmware: all versions
Bosch Cpp7 Firmware: all versions

References

https://psirt.bosch.com/security-advisories/bosch-sa-478243-bt.html
https://psirt.bosch.com/security-advisories/bosch-sa-478243-bt.html

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