CVE-2026-50742

MEDIUMNVD 5.44.4▼
EchelonGraph scoreHIGH confidence

Score 4.4 from GitHub Security Advisory published 2026-06-26. NVD baseline CVSS 5.4; sources differ by 1.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
5.4
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.4Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
5.4
EG Score
4.4(high)
EPSS
9.9%
KEV
Not listed

Published

June 26, 2026

Last Modified

June 29, 2026

Advisory Details (1)

Auto-updated Jun 26, 2026
No patch confirmed yet.
generic

HackerOne

https://hackerone.com/reports/3781311

Vendor Advisories for CVE-2026-50742(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 20× in last 7d / 35× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-06 20:26 UTCEG score recompute
  2. 2026-07-06 20:26 UTCGHSA enrichment
  3. 2026-07-06 16:27 UTCEPSS rescore
  4. 2026-07-06 02:23 UTCEPSS rescore
  5. 2026-07-05 21:03 UTCEG score recompute
  6. 2026-07-05 21:03 UTCGHSA enrichment
  7. 2026-07-05 02:30 UTCEPSS rescore
  8. 2026-07-04 21:43 UTCEG score recompute
  9. 2026-07-04 21:43 UTCGHSA enrichment
  10. 2026-07-04 06:31 UTCEPSS rescore
  11. 2026-07-03 22:23 UTCEG score recompute
  12. 2026-07-03 22:23 UTCGHSA enrichment
  13. 2026-07-02 23:04 UTCEG score recompute
  14. 2026-07-02 23:04 UTCGHSA enrichment
  15. 2026-07-01 23:43 UTCEG score recompute
  16. 2026-07-01 23:43 UTCGHSA enrichment
  17. 2026-07-01 15:07 UTCEPSS rescore
  18. 2026-07-01 00:24 UTCEG score recompute
  19. 2026-07-01 00:24 UTCGHSA enrichment
  20. 2026-06-30 23:22 UTCEPSS rescore
  21. 2026-06-30 01:05 UTCEG score recompute
  22. 2026-06-30 01:05 UTCGHSA enrichment
  23. 2026-06-29 21:26 UTCNVD updateCVSS v3 → 5.4
  24. 2026-06-29 01:45 UTCEG score recompute
  25. 2026-06-29 01:45 UTCGHSA enrichment
Show 10 more
  1. 2026-06-28 14:07 UTCEPSS rescore
  2. 2026-06-28 04:56 UTCEPSS rescore
  3. 2026-06-28 04:56 UTCEPSS rescore
  4. 2026-06-28 02:25 UTCEG score recompute
  5. 2026-06-28 02:25 UTCGHSA enrichment
  6. 2026-06-27 03:08 UTCEPSS rescore
  7. 2026-06-27 03:05 UTCEG score recompute
  8. 2026-06-27 03:05 UTCGHSA enrichment
  9. 2026-06-26 03:46 UTCEG score recompute
  10. 2026-06-26 03:46 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-50742?
CVE-2026-50742 is a medium vulnerability published on June 26, 2026. 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…
When was CVE-2026-50742 disclosed?
CVE-2026-50742 was first published in the National Vulnerability Database on June 26, 2026, with the most recent update on June 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-50742 actively exploited?
CVE-2026-50742 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-50742?
CVE-2026-50742 has a CVSS v3 base score of 5.4 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 4.4.
How do I remediate CVE-2026-50742?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-50742, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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