CVE-2026-50740
Revive Adserver Reflected Cross-Site Scripting
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.
INFO
Published Date :
June 26, 2026, 2:16 a.m.
Last Modified :
July 8, 2026, 8:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-50740
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update Revive Adserver to version 6.0.8 or later.
- Apply input sanitization to the refresh parameter.
- Validate all user-supplied data before use.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-50740.
| URL | Resource |
|---|---|
| https://hackerone.com/reports/3780806 | Issue Tracking Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-50740 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-50740
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-50740 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-50740 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 08, 2026
Action Type Old Value New Value Added SSVC {'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'} -
Initial Analysis by [email protected]
Jun. 29, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:* versions up to (excluding) 6.0.8 Added Reference Type HackerOne: https://hackerone.com/reports/3780806 Types: Issue Tracking, Third Party Advisory -
New CVE Received by [email protected]
Jun. 26, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Revive', 'product': 'Adserver', 'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '6.0.7'}], 'defaultStatus': 'unaffected'}] Added 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. Added CVSS V3 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Added CWE CWE-79 Added Reference https://hackerone.com/reports/3780806