CVE-2026-50742: A stored XSS vulnerabilities exists in the `maintenance-acl-check.php` and `maintenance-banners-check.php` tools of Revive Adserver 6.0.7. The issue was caused by entity names bein

mediumCVSS 5.4CVE-2026-50742

A stored XSS vulnerabilities exists in the maintenance-acl-check.php and maintenance-banners-check.php tools of Revive Adserver 6.0.7. The issue was caused by entity names being displayed without proper escaping when inconsistencies were detected. Whether the XSS payload is executed when an administrator uses the affected maintenance tools is not entirely under the attacker's control.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: medium — CVSS 5.4
Published: 2026-06-26
Last updated: 2026-06-29
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-50742

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-507420.20% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 10% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-50742	coverage & exploitation status	NVD · CVE.org

Recent advisories for A stored XSS

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownCVE-2026-61448: Parse Server is affected by a stored cross-site scripting (XSS) vulnerability in versions >= 9…nvd · 2026-07-11
unknownCVE-2026-15085: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd · 2026-07-10
unknownCVE-2026-15084: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd · 2026-07-10
unknownCVE-2026-13231: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd · 2026-07-10
unknownCVE-2026-11908: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd · 2026-07-10
unknownCVE-2026-10769: Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerabi…nvd · 2026-07-10

CVE-2026-50742: A stored XSS vulnerabilities exists in the `maintenance-acl-check.php` and `maintenance-banners-check.php` tools of Revive Adserver 6.0.7. The issue was caused by entity names bein

Details

Exploitation outlook

Referenced CVEs

Recent advisories for A stored XSS

More from NVD Recent CVEs