Heap-Based Buffer Overflow in libvips Affects Multiple Versions
CVE-2026-3147

4.8MEDIUM

Key Information:

Vendor

libvips

Status
Libvips
Vendor
CVE Published:
25 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3147?

A vulnerability in libvips, specifically in the function vips_foreign_load_csv_build located within the file libvips/foreign/csvload.c, allows for heap-based buffer overflow. This issue can be exploited locally, and the potential for exploitation is significant, as public exploit proof-of-concept code has been released. Implementing the patch identified by the commit b3ab458a25e0e261cbd1788474bbc763f7435780 is crucial to mitigate this risk effectively.

Affected Version(s)

libvips 8.0

libvips 8.1

libvips 8.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-3147 - Proof of Concept

References

https://vuldb.com/?id.347653
vdb-entrytechnical-description
https://vuldb.com/?ctiid.347653
signaturepermissions-required
https://vuldb.com/?submit.758692
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Niebelungen (VulDB User)
.