Page generated: 09 Nov 2026, 11:01 UTC
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CVE-2023-24955

Microsoft SharePoint Server Remote Code Execution Vulnerability

CVSS 7.2 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.5/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.2: +1.08
  • Fresh EPSS: 84.97%: +0.42

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

Rescana
Press · 18 Mar 2026, 16:05 · Warlock Ransomware Exploits Unpatched Microsoft SharePoint and SmarterMail Servers: Tactics, Analysis, and Mitigation Guidance - Rescana
Barracuda Blog
Press · 09 Dec 2025, 08:00 · Cybersecurity Threat Advisory: Microsoft Sharepoint Server exploit - Barracuda Blog
Rapid7
Press · 11 Sep 2025, 07:00 · Rapid7 Q2 2025 Incident Response Findings - Rapid7
Microsoft
Press · 09 Apr 2025, 07:00 · Stopping attacks against on-premises Exchange Server and SharePoint Server with AMSI - Microsoft
Marine News Magazine
Press · 23 Oct 2024, 07:00 · Did You Know? TOP 5 Vulnerabilities Exploited by Ransomware Groups - Marine News Magazine
See all 10 source documents
The Cyber Express
Press · 10 Oct 2024, 17:30 · Russian SVR Exploiting Unpatched Vulnerabilities - The Cyber Express
The Hacker News
Press · 02 Oct 2023, 07:00 · OpenRefine's Zip Slip Vulnerability Could Let Attackers Execute Malicious Code - The Hacker News
Qualys
Press · 16 May 2023, 07:00 · Microsoft and Adobe Patch Tuesday, May 2023 Security Update Review - Qualys
CrowdStrike
Press · 09 May 2023, 07:00 · May 2023 Patch Tuesday: Updates and Analysis - CrowdStrike
BleepingComputer
Press · 09 May 2023, 07:00 · Microsoft May 2023 Patch Tuesday fixes 3 zero-days, 38 flaws - 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 8.5 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

1

Public exploit entries / repo candidates

See 1 repos with metrics
RepositoryStarsForksLanguageUpdated
former-farmer/CVE-2023-24955-PoC133Python28 Dec 2023, 10:02
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 7.2; EPSS 85.0%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, high privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:50.790548+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
09 May 2023, 07:00
Published
09 May 2023, 17:03
Added to the CISA KEV catalog
26 Mar 2024, 00:00
Latest press mention
18 Mar 2026, 16:05
Score calculated
05 Nov 2026, 13:58
PoCs on GitHub
1 repositories