Event Monitor Cyber
EM-20261106-XD0H VulnerabilityHigh severity

SonicWall SonicOS SSLVPN Use of Single-factor Authentication Vulnerability

CVE-2026-19868 · SonicWall SonicOS SSLVPN

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0 hours from first report to confirmed exploitation.

Status
Confirmed

Since : CISA added it to Known Exploited Vulnerabilities.

First Signal
Nov 06 12:00 UTCC1 CISA Known Exploited Vulnerabilities
Page Born
Nov 06 12:00 UTCsecond source joined
Last Signal
Nov 06 12:00 UTC9 hours before snapshot
Sources
22 official · 0 research, news or crowd
Open For
9 hoursso far

Life Of This Page

  1. 1
    Born
    A second, independent source names it.
  2. 2
    Developing
    New signals join; severity can move.
  3. 3
    Confirmed · Now
    CISA KEV lists it, or exploitation in the wild is reported.
  4. 4
    Resolved
    Not yet
    Past the fix deadline and 14 days with no new signal.
  5. 5
    Archived
    Not yet
    30 days after resolved. Read only; the link keeps working. Reopens if it comes back.

The ID never changes, and earlier addresses keep working. A correction is logged, never overwritten. If two pages turn out to be one incident, the later one points to the earlier.

Vulnerability Lifecycle

  1. Disclosed: reached
    Nov 06 19:17 UTC
    C6 NVD published
  2. Scored: not yet
    Not yet
    No CVSS yet
  3. Exploited: reached
    Nov 06 12:00 UTC
    C1 CISA KEV, fix by 2026-11-20
  4. Advisories: reached
    Nov 06 12:00 UTC
    1 government and CERT sources
  5. Vendor Response: not yet
    Not yet
    None in sources yet
  6. Resolved: not yet
    Not yet
    When fixed: KEV deadline 2026-11-20, then 14 quiet days

Timeline

06:0008:0010:0012:0014:0016:0018:0020:00BornC1 CISA Known Exploited VulnerabilitC2 CISA Cybersecurity Advisories

Point at a mark to read it. Squares are signals, colored by severity; every one is also listed under Signals.

Signals

  1. CISA Adds One Known Exploited Vulnerability to Catalog (opens source in a new tab) CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation. CVE-2026-19868 SonicWall SonicOS SSLVPN Use of Single-factor Authentication… High severityGovernmentC2 CISA Cybersecurity Advisories
  2. CVE-2026-19868 added to KEV: SonicWall SonicOS SSLVPN Use of Single-factor Authentication Vulnerability (opens source in a new tab) SonicWall SonicOS SSLVPN contains a use of single-factor authentication vulnerability that may allow a user with valid credentials for an alternate authentication method to bypass SAML authentication controls… High severityExploited ListC1 CISA Known Exploited Vulnerabilities