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🎯 CVE-2026-64638 🇪🇺 EUVD
💬 0 Diskussion 📄 .md Alle CVEs anzeigen ✕
Social ReaktionenReagiere als Erste:r — dein Feedback zählt!

CVE-2026-64638 | WordPress is vulnerable to a pre-auth reflected XSS vulnerability on the login screen. Via a specially crafted malicious third-party website hosted by an attacker, it is possible for this to be escalated to an RCE vulnerability with conditions outside of the attackers control. This requires successful social engineering of and explicit interaction by the target victim. This issue affects all versions of WordPress. Version 7.0.3 has been released, contai

WordPress is vulnerable to a pre-auth reflected XSS vulnerability on the login screen.

Via a specially crafted malicious third-party website hosted by an attacker, it is possible for this to be escalated to an RCE vulnerability with conditions outside of the attackers control. This requires successful social engineering of and explicit interaction by the target victim.

This issue affects all versions of WordPress. Version 7.0.3 has been released, containing a fix for the vulnerability, and as a courtesy to users on older branches the fix has been backported to all branches back to 4.7.

Discovered and responsibly disclosed by [the team at pwn.ai](https://pwn.ai/).

Klassifikation & Betroffenheit:
CWE-79 WordPress WordPress patch: 0
Improper Neutralization of Input During Web Page Generation 🎯 High

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

🛡️ Empfohlene Mitigation: Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid [REF-1482]. Examples of libraries and frameworks that make it easier to generate properly encoded output include Microsoft's Anti-XSS library, the OWASP ESAPI Encoding module, and …
Vollständige Definition bei MITRE ➔
⚔️ Typische Angriffsmuster (CAPEC):
CAPEC-63 · Cross-Site Scripting (XSS) (Very High) CAPEC-85 · AJAX Footprinting (Low) CAPEC-209 · XSS Using MIME Type Mismatch (Medium) CAPEC-588 · DOM-Based XSS (Very High) CAPEC-591 · Reflected XSS (Very High) CAPEC-592 · Stored XSS (Very High)
🧩 Ähnliche Schwachstellen (Hersteller/Klasse/Score-Band):
CVE-2026-106102 10.0 CVE-2026-59167 10.0 CVE-2026-85061 10.0 CVE-2026-34571 10.0 CVE-2026-34569 10.0
🧪 Exploit-Evidenz:
🐙 HORKimhab/CVE-2026-64638 🐙 Boreas37/CVE-2026-64638-PoC-XSS2 🐙 686f6c61/POC-WP-XSS2Shell-CVE-20 🐙 wordsec/XSS2Shell 🐙 5yu4n/CVE-2026-64638
🇩🇪 BSI-Sicherheitshinweise: BSI · hoch · WordPress: Mehrere Schwachstellen ↗
📚 Referenzen & Quellen:
🇪🇺 Original-Eintrag (ENISA EUVD) 🇺🇸 NVD-Eintrag
Ausnutzungs-Zeitleiste:
CVSS-Vektor-Analyse: 8.9
AV · Angriffsvektor Netzwerk
AC · Komplexität Hoch
PR · Privilegien Keine
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CNA-Bewertung (hackerone): 8.9 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA…
Veröffentlicht:07.08.2026
Aktualisiert:03.09.2026 17:02
Assigner (CNA):hackerone
EUVD-ID:EUVD-2026-54565
Quellen: 🇪🇺 EUVD-Datenbank (ENISA) + 🇺🇸 NVD-Anreicherung · 24-h-Cache
CWE-79 ✓ Offizieller Patch / Advisory verfügbar
💡 Gegenmaßnahme: Plugin / Theme im WP-Dashboard auf die neueste Version aktualisieren oder temporär deaktivieren.
👁 Sichtung melden

Du hast diese Schwachstelle in deiner Umgebung beobachtet (oder einen Fehlalarm erkannt)? Melde es — nach redaktioneller Freigabe zählt deine Meldung in den Sighting-Vertrauensscore.

🔴 Live Security Advisory & EPSS Exploit Radar

Zero-Day & Vulnerability Intelligence Hub

Echtzeit-Tracking mit EPSS Exploit-Wahrscheinlichkeiten, Angriffsvektor-Decodern und KI-Patch-Anleitungen.

🟢 SSE Realtime Synchronisiert ⚡ REST API (JSON) 📡 Digest (RSS) 📡 RSS Feed
414k+ 🇪🇺 EUVD-Datenbank
0 🔴 Critical im Radar
0 ⚠️ CISA KEV
0 🔓 Aktiv ausgenutzt
0 🧪 PoC verfügbar
3 🆕 Neu im KEV (7 T)
📊 Historien-Charts — Criticals-Trend · Vendors · EPSS-Verteilung
🔴 Criticals pro Monat (12 M) 2025-12: 426 Criticals, davon 9 KEV, Ø CVSS 9,6 Dez 25 2026-01: 433 Criticals, davon 10 KEV, Ø CVSS 9,6 2026-02: 419 Criticals, davon 4 KEV, Ø CVSS 9,5 Feb 26 2026-03: 652 Criticals, davon 6 KEV, Ø CVSS 9,5 2026-04: 578 Criticals, davon 5 KEV, Ø CVSS 9,5 Apr 26 2026-05: 683 Criticals, davon 13 KEV, Ø CVSS 9,5 2026-06: 944 Criticals, davon 14 KEV, Ø CVSS 9,6 Jun 26 2026-07: 1329 Criticals, davon 12 KEV, Ø CVSS 9,6 2026-08: 1830 Criticals, davon 11 KEV, Ø CVSS 9,5 Aug 26 2026-09: 1552 Criticals, davon 17 KEV, Ø CVSS 9,5 2026-10: 1314 Criticals, davon 8 KEV, Ø CVSS 9,5 Okt 26 2026-11: 54 Criticals, davon 0 KEV, Ø CVSS 9,5 Ø CVSS je Monat 10.214 Criticals · ▮ KEV-Anteil · ┄ Ø CVSS 9,5
🏢 Top-Vendor-Veröffentlichungen (6 M) Adobe Apache Software Foundation Apple Google IBM Linux Microsoft Oracle Corporation
● Adobe ● Apache Software Foundation ● Apple ● Google ● IBM ● Linux ● Microsoft ● Oracle Corporation
📈 EPSS-Verteilung (Messungen)
TierCVEsAnteil
≥90 %7850,2 %
≥50 %3.5570,9 %
≥10 %13.1393,2 %
<10 %391.11795,7 %
408.598 CVEs mit EPSS-Score (FIRST.org) · Stand 07.11.2026
📈 EPSS-Riser (7 Tage) CVE-2026-102764 ↑ 59.04 % CVE-2026-75650 ↑ 30.79 % CVE-2026-96652 ↑ 10.07 %
Frühindikator · FIRST.org
Datenquellen & Methodik: Primärquelle ist die EUVD der ENISA (laufender Datenbank-Sync, alle 15 Minuten), abgeglichen mit dem CISA-KEV-Katalog und der NVD — Detail-Dossiers reichern fehlende Felder live per NVD an — mit Fallback auf CIRCL vulnerability-lookup (EU/Non-Profit, aggregiert CVE-, GitHub- und OSV-Advisories). Der CISA-KEV-Katalog (Known Exploited Vulnerabilities, ~1.700 aktiv ausgenutzte Schwachstellen) wird bei jedem Sync vollständig neu geladen und kreuzreferenziert — filterbar über die KEV-Pille. CVSS 3.1 wird nach Ampel-Logik aus Verteidigersicht dekodiert; EPSS bezeichnet die 30-Tage-Exploit-Wahrscheinlichkeit (FIRST.org).
🇪🇺 ENISA EUVD 🇺🇸 NVD ⚠️ CISA KEV ⚡ EPSS
Ökosystem & Hersteller Bedrohungs-Matrix:
Schweregrad & Status:
Hersteller (Datenbank-weit, 110.404 Einträge):
EPSS-Schwelle:
Exploit-Status:
Zeitfenster:
Sortierung:
Dynamik:
Quelle:
Schwachstellen-Kategorie (CWE):
🔍
8.9 HIGH
EPSS 0.9%
CVE-2026-64638 🌐 Netzwerk (Remote) 🔓 Keine Authentifizierung nötig
WordPress

CVE-2026-64638 | WordPress is vulnerable to a pre-auth reflected XSS vulnerability on the login screen. Via a specially crafted malicious third-party website hosted by an attacker, it is possible for this to be escalated to an RCE vulnerability with conditions outside of the attackers control. This requires successful social engineering of and explicit interaction by the target victim. This issue affects all versions of WordPress. Version 7.0.3 has been released, contai

WordPress is vulnerable to a pre-auth reflected XSS vulnerability on the login screen. Via a specially crafted malicious third-party website hosted by an attacker, it is possible for this to be escalated to an RCE vulnerability with cond

CWE-79 ✓ Offizieller Patch / Advisory verfügbar
💡 Gegenmaßnahme: Plugin / Theme im WP-Dashboard auf die neueste Version aktualisieren oder temporär deaktivieren.
🛡️ Details ➔
1 von ~1 Einträgen geladen Ende der Trefferliste — 1 Einträge geladen. Tipp: Filter leichtern für tieferes Blättern.