How severe is CVE-2025-49400?

CVE-2025-49400 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-49400 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-49400?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-49400 have an EU (EUVD) identifier?

Yes. CVE-2025-49400 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28300.

When was CVE-2025-49400 published?

CVE-2025-49400 was published on 2025-08-20 and last updated on 2026-06-17.

CVE-2025-49400

CVE-2025-49400 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-28300
Weakness: CWE-79
Published: 2025-08-20
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in osama.esh WP Visitor Statistics (Real Time Traffic) allows Stored XSS. This issue affects WP Visitor Statistics (Real Time Traffic): from n/a through 8.2.

Frequently asked questions

What is CVE-2025-49400?: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in osama.esh WP Visitor Statistics (Real Time Traffic) allows Stored XSS. This issue affects WP Visitor Statistics (Real Time Traffic): from n/a through 8.2.
How severe is CVE-2025-49400?: CVE-2025-49400 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-49400 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-49400?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-49400 have an EU (EUVD) identifier?: Yes. CVE-2025-49400 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28300.
When was CVE-2025-49400 published?: CVE-2025-49400 was published on 2025-08-20 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/wp-stats-manager/vulnerability/wordpress-wp-visitor-statistics-real-time-traffic-plugin-8-2-cross-site-scripting-xss-vulnerability?_s_id=cve

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2026-106102 — Critical (CVSS 10.0): Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the SSR-only…
CVE-2026-59167 — Critical (CVSS 10.0): SunEditor is a lightweight and powerful WYSIWYG editor in vanilla JavaScript with no dependencies. Prior to 2.47.11,…
CVE-2026-85061 — Critical (CVSS 10.0): MapLibre GL JS is an interactive vector tile map library for web browsers. Prior to 6.4.1, DOM.sanitize() in…
CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →