Ivanti Connect Secure · Use of Predictable Filenames
Affects Ivanti Connect SecureSource GCVE Database
Exploited in the wild · KEV due 13 Nov 2026 : apply the vendor's fix or mitigations to Ivanti Connect Secure now.
Data as of 3 Nov 2026, 16:45 UTC
Thin evidence
One scorer or none| CNA (ivanti) | CVSS 3.1 | 4.3 |
|---|
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 3 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: evidence found.
Listed in CISA KEV 4 days before disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by Ivanti
, 6 days before disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed
, 4 days before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 5 minutes after disclosure
KEV remediation due
US federal deadline
, 10 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 3 Nov 2026.
What to do
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.
- hub.ivanti.com/s/article/Security-Advisory-Ivanti-Connect-Secure-CVE-2026-104935?language=en_US (opens in a new tab)
- cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk (opens in a new tab)
- cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk (opens in a new tab)
- nvd.nist.gov/vuln/detail/CVE-2026-118527 (opens in a new tab)
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IvantiConnect Secure | Affected– | Fixed in– |
Check the firmware or software version for Ivanti Connect Secure in the device's admin interface against the vendor advisory.
Description
Ivanti Connect Secure versions prior to 25.1.1.3 and 22.8R2.6 contain a vulnerability where predictable filenames allow a remote authenticated attacker to upload files with attacker-controlled content to a known disk location.