{"cve":{"cve_id":"CVE-2026-104935","is_kev":true,"kev_date_added":"2026-10-13","kev_vendor_project":"Ivanti","kev_product":"Connect Secure","kev_vulnerability_name":"Ivanti Connect Secure Authentication Bypass by Spoofing Vulnerability","kev_short_description":"Ivanti Connect Secure contains an authentication bypass by spoofing vulnerability that allows a remote unauthenticated attacker to execute arbitrary commands.","kev_required_action":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","kev_due_date":"2026-10-16","kev_known_ransomware":false,"kev_notes":"https:/forums.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-CVE-2026-104935 ; https://nvd.nist.gov/vuln/detail/CVE-2026-104935","kev_cwes":["CWE-290"],"epss_score":0.25982,"epss_percentile":0.97963,"epss_as_of":"2026-10-15","description":"Authentication bypass by spoofing in ICS before version 25.1.3.0 allows a remote unauthenticated attacker to execute arbitrary commands. This does not impact ICS version 22.7R2.14 or prior.","published_at":"2026-10-13T15:31:07.757000Z","last_modified_at":"2026-10-13T19:24:36.243000Z","cvss_v3_score":8.6,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-290"],"nvd_references":["https://hub.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-CVE-2026-104935"],"vuln_status":"Analyzed","trending_score":null,"is_trending":false,"has_trended":true,"trended_number_one":true,"trending_peak_score":0.617138552781612,"trending_peak_rank":1,"started_trending_at":"2026-10-16T11:03:51.196537Z","trended_number_one_at":"2026-10-18T17:03:51.330719Z","summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-10-13T16:59:39.157959Z","updated_at":"2026-10-21T17:26:04.108247Z"},"effective_severity":"HIGH","badges":["kev","poc","news","was_number_one"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"L","value_label":"Low"},{"metric":"A","name":"Availability","value":"L","value_label":"Low"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"25.1.3.0","version_start_inclusive":true,"version_end":"25.1.3.0","version_end_inclusive":true,"cpe23_uri":"cve5:ivanti:connect-secure:25.1.3.0:25.1.3.0"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"25.1.3.1","version_start_inclusive":true,"version_end":"25.1.3.1","version_end_inclusive":true,"cpe23_uri":"cve5:ivanti:connect-secure:25.1.3.1:25.1.3.1"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"22.8R2.5","version_start_inclusive":true,"version_end":"22.8R2.5","version_end_inclusive":true,"cpe23_uri":"cve5:ivanti:connect-secure:22.8R2.5:22.8R2.5"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"22.7R2.14","version_start_inclusive":true,"version_end":"22.7R2.14","version_end_inclusive":true,"cpe23_uri":"cve5:ivanti:connect-secure:22.7R2.14:22.7R2.14"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"25.1.0.0","version_start_inclusive":true,"version_end":"25.1.1.2","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:a:ivanti:connect_secure:*:*:*:*:*:*:*:*"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"22.8","version_start_inclusive":true,"version_end":"22.8","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:ivanti:connect_secure:22.8:r2:*:*:*:*:*:*"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"22.8","version_start_inclusive":true,"version_end":"22.8","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:ivanti:connect_secure:22.8:r2.1:*:*:*:*:*:*"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"22.8","version_start_inclusive":true,"version_end":"22.8","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:ivanti:connect_secure:22.8:r2.2:*:*:*:*:*:*"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"22.8","version_start_inclusive":true,"version_end":"22.8","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:ivanti:connect_secure:22.8:r2.3:*:*:*:*:*:*"},{"vendor_slug":"ivanti","vendor_name":"Ivanti","product_slug":"connect-secure","product_name":"Connect Secure","version_start":"22.8","version_start_inclusive":true,"version_end":"22.8","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:ivanti:connect_secure:22.8:r2.4:*:*:*:*:*:*"}],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-104935.yaml","title":"Ivanti Connect Secure <= 22.8R2.4 - Authentication Bypass via X-DSCGI-PATH Header","author":"volexity,DhiyaneshDk","disclosed_at":null}],"news":[{"id":2575,"source":"Dark Reading","url":"https://www.darkreading.com/vulnerabilities-threats/ivanti-ics-zero-day-attacks-vendor-patching","title":"Ivanti ICS Zero-Day Attacks Highlight Vendor Patching Hurdles","summary":"CVE-2026-104935, a high-severity authentication bypass + RCE vulnerability, was only partially discovered and patched in July, leaving an opening for threat actors to capitalize on.","thumbnail_url":"https://eu-images.contentstack.com/v3/assets/blt6d90778a997de1cd/blt5c7ce56f98018528/6acfd608b8750c62d9a7bd46/patching-Florencio_Horcajo_Alvarez-Getty-2270656800.jpg?width=720&quality=80&disable=upscale","author":"Rob Wright","published_at":"2026-10-14T21:20:13Z","fetched_at":"2026-10-14T21:42:40.393762Z","trending_score":0.019300290702682268,"cve_ids":["CVE-2026-104935"]},{"id":2560,"source":"The Hacker News","url":"https://thehackernews.com/2026/10/cisa-urges-immediate-ivanti-connect.html","title":"CISA Urges Immediate Ivanti Connect Secure Updates as Honeypots Log 105 Exploit Attempts","summary":"The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday urged organizations to take steps to immediately update their Ivanti Connect Secure (ICS) appliances and deployments to the latest version following the disclosure of an actively exploited vulnerability.\n\nThe security flaw, tracked as CVE-2026-104935 (CVSS score: 8.6), is a case of authentication bypass impacting ICS","thumbnail_url":"https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgBUpsAaH4Pe-HlsDhdSH5KK3VgWm9NEXXLNBOpxxp4d8WMZwSNNyPALzuapR_iUlq3-dLDe2bnPJfh42cdfH5m3LQWGKXZvHF3sYacyDbtZacKIIoluyNgP01-6bjjEz-RBhAQqxw-VHGD7gpn3ToRulgeH0ydeWXOucoK4hLBwvXtlCg81tB1scdjPbKN/s1600/i-h.jpg","author":"info@thehackernews.com (The Hacker News)","published_at":"2026-10-14T12:30:42Z","fetched_at":"2026-10-14T13:27:39.701105Z","trending_score":0.018535531776257042,"cve_ids":["CVE-2026-104935"]}],"references":[{"url":"https://hub.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-CVE-2026-104935","source_type":"MISC","tags":[]}],"timeline":[{"type":"cisa_reported","at":"2026-10-13T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"published","at":"2026-10-13T15:31:07.757000Z","label":"CVE published","source":null},{"type":"first_article","at":"2026-10-14T12:30:42Z","label":"First news coverage","source":"The Hacker News"},{"type":"poc_available","at":"2026-10-14T23:58:39.162354Z","label":"Public PoC available","source":"nuclei"},{"type":"started_trending","at":"2026-10-16T11:03:51.196537Z","label":"Started trending","source":null},{"type":"reached_number_one","at":"2026-10-18T17:03:51.330719Z","label":"Reached #1 trending","source":null}]}