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Page generated: 07 Nov 2026, 05:18 UTC
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CVE-2023-29357

Zip Slip

Microsoft SharePoint Server Elevation of Privilege Vulnerability

CVSS 9.8 (CRITICAL) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
2.5/10
REALITY · THREAT PRIORITY
9.0/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 9.8: +1.47
  • Fresh EPSS: 99.98%: +0.50

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

Sources: 35 documents and public datasets.

Hype components

Headline sample (25%)
30/100
Press, 30 days (60%)
5/100
Grounded branding (15%)
100/100
HYPE TOTAL26/100

Sources and documents

CyberSecurityNews
Press · 13 Oct 2026, 07:00 · Critical SonicWall Vulnerability Exploited in Attacks Following Disclosure - CyberSecurityNews
3Druck.com
Press · 29 Sep 2026, 15:26 · FreeCAD 1.1.4: Over 30 bug fixes and protection against ZipSlip vulnerabilities - 3Druck.com
Help Net Security
Press · 24 Sep 2026, 07:00 · GNOME 50.5 security fixes patch a gvfs CVE and Epiphany code injection - Help Net Security
The Business Journals
Press · 20 Aug 2026, 07:00 · D.C. suburbs capturing bigger share of region's wealth - The Business Journals
Cyber Press
Press · 15 Jul 2026, 07:00 · Notepad++ Security Update Patches Buffer Overflow and Updater Code Execution Flaws - Cyber Press
See all 35 source documents
GBHackers News
Press · 14 Jul 2026, 07:00 · Notepad++ v8.9.7 Security Update Fixes 5 Vulnerabilities, Including Stack Buffer Overflow and Zip Slip Flaws - GBHackers News
Rapid7
Press · 21 May 2026, 07:00 · Metasploit Wrap Up 05/22/2026 - Rapid7
Rescana
Press · 18 Mar 2026, 16:05 · Warlock Ransomware Exploits Unpatched Microsoft SharePoint and SmarterMail Servers: Tactics, Analysis, and Mitigation Guidance - Rescana
SC Media
Press · 12 Mar 2026, 07:00 · ‘Zombie ZIP’ slips malware past 98% of antivirus engines - SC Media
BleepingComputer
Press · 10 Mar 2026, 07:00 · New 'Zombie ZIP' technique lets malware slip past security tools - BleepingComputer
Huntress
Press · 20 Feb 2026, 08:00 · CVE-2024-1708 (ScreenConnect Zip Slip) Vulnerability: Analysis & Detection - Huntress
Barracuda Blog
Press · 09 Dec 2025, 08:00 · Cybersecurity Threat Advisory: Microsoft Sharepoint Server exploit - Barracuda Blog
Rapid7
Press · 19 Sep 2025, 07:00 · Metasploit Weekly Wrap-Up 09/19/2025 - Rapid7
GreyNoise
Press · 26 Feb 2025, 08:00 · GreyNoise Detects Active Exploitation of CVEs Mentioned in Black Basta’s Leaked Chat Logs - GreyNoise
Kidding Around Greenville
Press · 20 Jan 2025, 08:00 · Snow Tubing at Zip ‘N Slip in Mars Hill, NC Delivers Fast, Wintry Fun - Kidding Around Greenville
Knox Pages
Press · 31 Aug 2024, 07:00 · Jelloway’s bootlegger, Uncle Zip, slips the revenuers - Knox Pages
The Hacker News
Press · 02 Oct 2023, 07:00 · OpenRefine's Zip Slip Vulnerability Could Let Attackers Execute Malicious Code - The Hacker News
SOC Prime
Press · 29 Sep 2023, 07:00 · CVE-2023-42793 Detection: An Authentication Bypass Vulnerability Leading to RCE on JetBrains TeamCity Server - SOC Prime
Industrial Cyber
Press · 20 Sep 2023, 07:00 · CISA discloses presence of ICS vulnerabilities in Siemens SIMATIC PCS, Omron equipment - Industrial Cyber
CyberSecurityNews
Press · 14 Jun 2023, 07:00 · Microsoft’s June 2023 Patch Tuesday – 38 Remote Code Execution Flaws Patched - CyberSecurityNews
The Hacker News
Press · 14 Jun 2023, 07:00 · Microsoft Releases Updates to Patch Critical Flaws in Windows and Other Software - The Hacker News
Flashpoint.io
Press · 14 Jun 2023, 07:00 · Tracking Patch Tuesday Vulnerabilities - Flashpoint.io
Arctic Wolf
Press · 13 Jun 2023, 07:00 · Six Critical Vulnerabilities Patched with Microsoft’s June Security Update - Arctic Wolf
Krebs on Security
Press · 13 Jun 2023, 07:00 · Microsoft Patch Tuesday, June 2023 Edition - Krebs on Security
BleepingComputer
Press · 13 Jun 2023, 07:00 · Microsoft June 2023 Patch Tuesday fixes 78 flaws, 38 RCE bugs - BleepingComputer
OX Security
Press · 06 Oct 2022, 07:00 · A Guide to Protect You Against the Zip Slip Attack - OX Security
Sonatype
Press · 16 Jul 2021, 07:00 · This npm Package Could Have Brought Down Cloudflare's Entire CDN and Millions of Websites - Sonatype
Google Cloud
Press · 20 Apr 2021, 07:00 · Zero-Day Exploits in SonicWall Email Security Lead to Enterprise Compromise | Mandiant - Google Cloud
WLOS
Press · 08 Jan 2021, 08:00 · Cold, snow mean big business for Mars Hill snow tubing business - WLOS
Snyk
Press · 31 Jan 2019, 08:00 · Severe security vulnerability in Bower’s zip archive extraction - Snyk
Snyk
Press · 15 Aug 2018, 07:00 · Behind the disclosure: the Zip Slip vulnerability - Snyk
Snyk
Press · 28 Jun 2018, 07:00 · Zip Slip Vulnerability Cheat Sheet - Snyk
Snyk
Press · 05 Jun 2018, 07:00 · Public Disclosure of a Critical Arbitrary File Overwrite Vulnerability: Zip Slip - Snyk
The Hacker News
Press · 05 Jun 2018, 07:00 · 'Zip Slip' Vulnerability Affects Thousands of Projects Across Many Ecosystems - The Hacker News
Help Net Security
Press · 05 Jun 2018, 07:00 · Zip Slip vulnerability affects thousands of projects - Help Net Security

Score evolution

● Hype   ● Reality

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

First record: hype 2.5 · reality 9.0 (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
KeyStrOke95/CVE-2023-29357-ExE30—10 Oct 2023, 13:44
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 9.8; EPSS 100.0%
Attention, last 30 days
1 distinct story titles; 1 press documents; 1 publisher domains.
Technical potential
network access, no prior 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 13:58:52.927189+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
05 Jun 2018, 07:00
Published
13 Jun 2023, 23:26
Added to the CISA KEV catalog
10 Jan 2024, 00:00
Latest press mention
13 Oct 2026, 07:00
Score calculated
05 Nov 2026, 13:58
Name
Zip Slip
PoCs on GitHub
1 repositories
Source: CVE List V5 · CISA KEV · FIRST EPSS · GitHub · RSSVulnRadar