Page generated: 11 Nov 2026, 01:11 UTC
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CVE-2025-30397

Access of resource using incompatible type ('type confusion') in Microsoft Scripting Engine allows an unauthorized attacker to execute code over a network.

CVSS 7.5 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.3/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.5: +1.12
  • Fresh EPSS: 27.26%: +0.14

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

Sources: 10 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

Petri IT Knowledgebase
Press · 09 Jul 2025, 07:00 · Microsoft Releases July 2025 Patch Tuesday Updates - Petri IT Knowledgebase
Krebs on Security
Press · 14 May 2025, 07:00 · Patch Tuesday, May 2025 Edition - Krebs on Security
Petri IT Knowledgebase
Press · 14 May 2025, 07:00 · May 2025 Patch Tuesday Updates Fix 5 Zero-Day Flaws - Petri IT Knowledgebase
The Hacker News
Press · 14 May 2025, 07:00 · Microsoft Fixes 78 Flaws, 5 Zero-Days Exploited; CVSS 10 Bug Impacts Azure DevOps Server - The Hacker News
Rapid7
Press · 13 May 2025, 07:00 · Patch Tuesday - May 2025 - Rapid7
See all 10 source documents
LinkedIn
Press · 13 May 2025, 07:00 · Microsoft May 2025 Patch Tuesday Fixes 70+ Vulnerabilities, Including 5 Actively Exploited Zero-Days - LinkedIn
SecurityWeek
Press · 13 May 2025, 07:00 · Zero-Day Attacks Highlight Another Busy Microsoft Patch Tuesday - SecurityWeek
Dark Reading
Press · 13 May 2025, 07:00 · Windows Zero-Day Bug Exploited for Browser-Led RCE - Dark Reading
Cisco Talos Blog
Press · 13 May 2025, 07:00 · Microsoft Patch Tuesday for May 2025 — Snort rules and prominent vulnerabilities - Cisco Talos Blog
thezdi.com
Press · 13 May 2025, 07:00 · The May 2025 Security Update Review - thezdi.com

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 8.3 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

1

Public exploit entries / repo candidates

Source entries and unverified repository candidates are counted separately.

Public exploit evidence
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 7.5; EPSS 27.3%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, user interaction, additional attack conditions.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:59:33.892790+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Added to the CISA KEV catalog
13 May 2025, 00:00
First press mention
13 May 2025, 07:00
Published
13 May 2025, 16:59
Latest press mention
09 Jul 2025, 07:00
Score calculated
05 Nov 2026, 13:59
PoCs on GitHub
1 repositories