HOMEVULNERABILITIESCVE-2026-24800
CRITICAL

CVE-2026-24800

CWE-120Published: January 27, 2026· Updated: Jun 17, 2026

10.0
CVSS v3.1

Official Description

Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow furnace (extern/zlib modules). This vulnerability is associated with program files inflate.C.

NVD Source

Risk Analysis

A critical buffer overflow vulnerability exists in the zlib-based inflate functionality of tildearrow furnace. This flaw allows for arbitrary code execution or system compromise, warranting immediate attention due to its maximum CVSS severity.

No public exploit is currently known, and the vulnerability is not in the KEV catalog.

Recommended Action

Users should apply the latest security patches provided by the vendor for the affected software.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2026-24800 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeN
Impact
Confidentiality
Integrity
Availability
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:D/RE:L/U:Red

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

All References (1)

→
https://github.com/tildearrow/furnace/pull/2471

Quick Facts

CVE IDCVE-2026-24800
CVSS Score10.0 / 10
SeverityCRITICAL
WeaknessCWE-120
CISA KEVNo
PublishedJan 27, 2026

Related CVEs (CWE-120)

CVE-1999-0046
10.0
CVE-2022-31481
10.0
CVE-2026-24823
10.0
CVE-2002-1337
10.0
CVE-2001-0554
10.0
CVE-2021-33972
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-24800 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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