Medium severity · published Jun 26, 2026
CVE-2026-50740
A missing sanitisation vulnerability of user input in the zone-include.php script exists in Revive Adserver 6.0.7 and earlier
5.4
CVSS
0.4%
EPSS
No
On KEV
Description
A missing sanitisation vulnerability of user input in the zone-include.php script exists in Revive Adserver 6.0.7 and earlier. A low‑privileged user could exploit the refresh parameter of the iFrame invocation tag to perform reflected XSS attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AD
Adserver · Revive
through 6.0.7 · source: vendor
RA
Revive Adserver · Revive-adserver
before 6.0.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-50740
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-50740
Issue Tracking
https://hackerone.com/reports/3780806
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