Page generated: 06 Nov 2026, 03:51 UTC
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CVE-2026-116606

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 archive, resulting in unauthorized modification of the applian…

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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 archive, resulting in unauthorized modification of the appliance’s global configuration.
CVSS 9.3 (CRITICAL)

Attention and evidence

HYPE SCORE
1.4/10
REALITY · THREAT PRIORITY
3.3/10
General review priority; not probability

Evidence confidence: Insufficient evidence

Why this priority?
  • Technical severity: CVSS 9.3: +3.26
  • Fresh EPSS: 0.73%: +0.02

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 4 documents and public datasets.

Hype components

Headline sample (25%)
10/100
Press, 30 days (60%)
20/100
Grounded branding (15%)
0/100
HYPE TOTAL14/100

Sources and documents

watchTowr Labs
Press · 05 Nov 2026, 21:19 · Barracuda Networks is your new best friend (Barracuda Email Security Gateway Pre-Auth Remote Root RCE CVE-2026-116606 / CVE-2026-111560)
Security Affairs
Press · 04 Nov 2026, 21:04 · Two Barracuda ESG Flaws Could Be Combined for Full Root Access; Patches Released
CSO Online
Press · 04 Nov 2026, 04:23 · Barracuda’s security appliances have a security problem of their own
The Hacker News
Press · 03 Nov 2026, 15:59 · Barracuda Flaws Could Be Chained to Bypass Authorization and Gain Root Access

Score evolution

● Hype   ● Reality

0.01.02.03.04.05.003 Nov 2026 · BELOW THRESHOLDSHype 0.0Reality 3.303 Nov 2026 · BELOW THRESHOLDSHype 1.1Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 1.4Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 2.1Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 1.4Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 2.1Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 1.9Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 1.4Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 1.9Reality 3.304 Nov 2026 · BELOW THRESHOLDSHype 1.1Reality 3.305 Nov 2026 · BELOW THRESHOLDSHype 2.1Reality 3.305 Nov 2026 · BELOW THRESHOLDSHype 1.1Reality 3.305 Nov 2026 · BELOW THRESHOLDSHype 1.4Reality 3.305 Nov 2026 · BELOW THRESHOLDSHype 3.2Reality 3.305 Nov 2026 · BELOW THRESHOLDSHype 3.0Reality 3.305 Nov 2026 · BELOW THRESHOLDSHype 1.4Reality 3.306 Nov 2026 · BELOW THRESHOLDSHype 3.2Reality 3.306 Nov 2026 · BELOW THRESHOLDSHype 1.4Reality 3.3Nov 3Nov 4Nov 4Nov 4Nov 5Nov 5Nov 6

━ Hype Score (Perceived)  ━ Reality threat priority. Definition changes are not new attacks.

Public exploit evidence

0

Public exploit entries / repo candidates

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs. Published 3 days ago. Exploitation evidence usually takes weeks to show up: a low reality score can mean there is no data yet, not that the flaw is mild.

Evidence in context

Confidence in exploitation evidence
Insufficient evidence
Priority basis
Exploitation in attacks unconfirmed; CVSS 9.3; EPSS 0.7%
Attention, last 30 days
4 distinct story titles; 4 press documents; 4 publisher domains.
Technical potential
network access, no prior privileges, no user interaction.
Observed activity
No exploitation observation is recorded.
Known scale
Not quantified.
Evidence confidence basis
Insufficient evidence

Score evaluated: 2026-11-06 03:09:45.936171+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
02 Nov 2026, 12:59
First press mention
03 Nov 2026, 15:59
Latest press mention
05 Nov 2026, 21:19
Score calculated
06 Nov 2026, 03:09