Event Monitor Cyber
EM-20261103-U1N0 VulnerabilityCritical severity

Critical Barracuda Email Security Gateway Vulnerability (CVE-2026-116606)

CVE-2026-116606

Status
Developing

Since : signals keep joining.

First Signal
Nov 02 13:17 UTCC6 NVD CVE API 2.0
Page Born
Nov 03 15:59 UTCsecond source joined
Last Signal
Nov 04 09:41 UTC7 hours before snapshot
Sources
31 official · 2 research, news or crowd
Open For
2 daysso far

Life Of This Page

  1. 1
    Born
    A second, independent source names it.
  2. 2
    Developing · Now
    New signals join; severity can move.
  3. 3
    Confirmed
    Not yet
    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 address and ID never change. 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 02 13:17 UTC
    C6 NVD published
  2. Scored: reached
    Nov 02 13:17 UTC
    CVSS 9.3 · EPSS 0.7%
  3. Exploited: not yet
    Not yet
    No exploitation reported
  4. Advisories: reached
    Nov 04 09:41 UTC
    1 government and CERT sources
  5. Vendor Response: not yet
    Not yet
    None in sources yet
  6. Resolved: not yet
    Not yet
    After 14 quiet days

Timeline

12:00Nov 312:00Nov 412:00BornC6 NVD CVE API 2.0C130 The Hacker NewsC15 NCSC-NL

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

Signals

  1. NCSC-2026-0465 [1.00] [M/H] Kwetsbaarheden verholpen in Barracuda Email Security Gateway (opens source in a new tab) Barracuda heeft kwetsbaarheden verholpen in Barracuda Email Security Gateway. Barracuda heeft twee kwetsbaarheden vastgesteld in verschillende Barracuda-producten: een kwetsbaarheid voor het omzeilen van autorisatiecontr… Med severityGovernmentC15 NCSC-NL
  2. Barracuda Flaws Could Be Chained to Bypass Authorization and Gain Root Access (opens source in a new tab) Barracuda has disclosed details of two vulnerabilities affecting its products that, if chained together, could allow an attacker to bypass authorization controls and gain root access to a susceptible device. The vulnerab… Med severityResearch & NewsC130 The Hacker News
  3. CVE-2026-116606 (CVSS 9.3) (opens source in a new tab) An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup ar… Crit severityDatabaseC6 NVD CVE API 2.0