CVE-2026-4732 Out-of-bounds Read Overflow in tildearrow/furnace
An out-of-bounds read in the FLAC module of the Furnace audio library allows attackers to cause crashes or potentially execute code.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-4732?
CVE-2026-4732 is a high-severity memory corruption vulnerability in tildearrow furnace, published on 24 Mar 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Out-of-bounds Read vulnerability in tildearrow furnace (extern/libsndfile-modified/src modules). This vulnerability is associated with program files flac.C.
This issue affects furnace: before 0.7.
Weakness: CWE-125
Which versions are affected by CVE-2026-4732?
How do I fix CVE-2026-4732?
No fix has been published for CVE-2026-4732 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-4732 being exploited?
There is no known exploitation of CVE-2026-4732 in the wild and no public exploit code.
Sources
Also known as GHSA-7wq4-v54m-6v3f.