{
    "id": "CVE-2025-5777",
    "published": "2025-06-17 13:15:21",
    "last_modified": "2026-08-04 05:16:35",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
    "cwe": "CWE-125",
    "description": "Insufficient input validation leading to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server",
    "epss_score": "0.99972",
    "epss_percentile": "0.99978",
    "kev": 1,
    "kev_due": "2025-07-11",
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:38:25",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2025-07-11."
    },
    "products": [
        {
            "vendor": "citrix",
            "product": "netscaler_application_delivery_controller"
        },
        {
            "vendor": "citrix",
            "product": "netscaler_gateway"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2025-5777",
        "date_added": "2025-07-10",
        "due_date": "2025-07-11",
        "vendor": "Citrix",
        "product": "NetScaler ADC and Gateway",
        "name": "Citrix NetScaler ADC and Gateway Out-of-Bounds Read Vulnerability",
        "ransomware": 1
    },
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "52401",
            "title": "Citrix NetScaler ADC/Gateway 14.1 - Memory Disclosure",
            "date": "2025-08-11",
            "url": "https://www.exploit-db.com/exploits/52401"
        }
    ],
    "refs_list": [
        "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420",
        "https://citrixbleed.com",
        "https://horizon3.ai/attack-research/attack-blogs/cve-2025-5777-citrixbleed-2-write-up-maybe/",
        "https://labs.watchtowr.com/how-much-more-must-we-bleed-citrix-netscaler-memory-disclosure-citrixbleed-2-cve-2025-5777/",
        "https://www.bleepingcomputer.com/news/security/cisa-tags-citrix-bleed-2-as-exploited-gives-agencies-a-day-to-patch/",
        "https://www.netscaler.com/blog/news/netscaler-critical-security-updates-for-cve-2025-6543-and-cve-2025-5777/",
        "https://www.theregister.com/2025/07/10/cisa_citrixbleed_kev/",
        "https://doublepulsar.com/citrixbleed-2-exploitation-started-mid-june-how-to-spot-it-f3106392aa71",
        "https://reliaquest.com/blog/threat-spotlight-citrix-bleed-2-vulnerability-in-netscaler-adc-gateway-devices/",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-5777"
    ]
}