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. A low‑privileged user could exploit the refresh parameter of the iFrame invocation tag to perform reflected XSS attacks.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://hackerone.com/reports/3780806	Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:*

History

29 Jun 2026, 20:22

Type	Values Removed	Values Added
First Time		Revive-adserver revive Adserver Revive-adserver
CPE		cpe:2.3:a:revive-adserver:revive_adserver::::::::
References	~~() https://hackerone.com/reports/3780806 -~~	() https://hackerone.com/reports/3780806 - Issue Tracking, Third Party Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~6.1~~	v2 : unknown v3 : 5.4

26 Jun 2026, 02:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-26 02:16

Updated : 2026-07-08 20:16

NVD link : CVE-2026-50740

Mitre link : CVE-2026-50740

CVE.ORG link : CVE-2026-50740

JSON object : View

Products Affected

revive-adserver

revive_adserver

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

{"id": "CVE-2026-50740", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-50740", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-26T12:24:26.214843Z"}}], "cvssMetricV30": [{"type": "Secondary", "source": "support@hackerone.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.3}]}, "affected": [{"source": "support@hackerone.com", "affectedData": [{"vendor": "Revive", "product": "Adserver", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "6.0.7"}], "defaultStatus": "unaffected"}]}], "published": "2026-06-26T02:16:53.517", "references": [{"url": "https://hackerone.com/reports/3780806", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "support@hackerone.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "A missing sanitisation vulnerability of user input in the zone-include.php script exists in Revive Adserver 6.0.7 and earlier. A low\u2011privileged user could exploit the refresh parameter of the iFrame invocation tag to perform reflected XSS attacks."}], "lastModified": "2026-07-08T20:16:51.627", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FD0ED938-344E-44B5-B3A6-793B968229B0", "versionEndExcluding": "6.0.8"}], "operator": "OR"}]}], "sourceIdentifier": "support@hackerone.com"}