Page generated: 11 Nov 2026, 13:15 UTC
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CVE-2025-59689

Libraesva ESG 4.5 through 5.5.x before 5.5.7 allows command injection via a compressed e-mail attachment. For ESG 5.0 a fix has been released in 5.0.31. For ESG 5.1 a fix has been released in 5.1.20. For ESG 5.2 a fix has been released in 5.2.31. For ESG 5.4 a fix has been releas…

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Libraesva ESG 4.5 through 5.5.x before 5.5.7 allows command injection via a compressed e-mail attachment. For ESG 5.0 a fix has been released in 5.0.31. For ESG 5.1 a fix has been released in 5.1.20. For ESG 5.2 a fix has been released in 5.2.31. For ESG 5.4 a fix has been released in 5.4.8. For ESG 5.5. a fix has been released in 5.5.7.
CVSS 6.1 (MEDIUM) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
7.9/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 6.1: +0.91
  • Fresh EPSS: 1.96%: +0.01

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

Sources: 8 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

CSO Online
Press · 20 Oct 2025, 07:00 · Network security devices endanger orgs with ’90s era flaws - CSO Online
Recorded Future
Press · 17 Oct 2025, 07:00 · September 2025 CVE Landscape - Recorded Future
The Hacker News
Press · 30 Sep 2025, 07:00 · CISA Sounds Alarm on Critical Sudo Flaw Actively Exploited in Linux and Unix Systems - The Hacker News
SecurityWeek
Press · 30 Sep 2025, 07:00 · Organizations Warned of Exploited Sudo Vulnerability - SecurityWeek
Help Net Security
Press · 24 Sep 2025, 07:00 · Libraesva ESG zero-day vulnerability exploited by attackers (CVE-2025-59689) - Help Net Security
See all 8 source documents
CyberSecurityNews
Press · 24 Sep 2025, 07:00 · Hackers Exploiting Libraesva Email Security Gateway Vulnerability to Inject Malicious Commands - CyberSecurityNews
SecurityWeek
Press · 24 Sep 2025, 07:00 · Libraesva Email Security Gateway Vulnerability Exploited by Nation-State Hackers - SecurityWeek
BleepingComputer
Press · 23 Sep 2025, 07:00 · Libraesva ESG issues emergency fix for bug exploited by state hackers - BleepingComputer

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 7.9 (2026-11-02 15:14). The curve appears once the score changes.

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.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 6.1; EPSS 2.0%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:59:43.394995+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
19 Sep 2025, 00:00
First press mention
23 Sep 2025, 07:00
Added to the CISA KEV catalog
29 Sep 2025, 00:00
Latest press mention
20 Oct 2025, 07:00
Score calculated
05 Nov 2026, 13:59