CVE-2026-25087 is a Use-After-Free vulnerability in Apache Arrow C++ versions 15.0.0 through 23.0.0, triggered when reading specific Arrow IPC files with pre-buffering enabled, particularly those containing variadic buffers. With a CVSS score of 7.0 (HIGH), the vulnerability has a network attack vector and high attack complexity, potentially leading to random crashes, memory corruption, or denial of service, though targeted data extraction is less likely. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 15.0.0, < 23.0.1CPE matchmatch criteria | cpe:2.3:a:apache:arrow:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Apache Arrow: Potential use-after-free when reading IPC file with pre-buffering
Feb 17, 2026apache-arrow: Apache Arrow C++: Denial of Service via Use After Free vulnerability when reading IPC files
Feb 17, 2026CVE-2026-25087: Apache Arrow: Potential use-after-free when reading IPC file with pre-buffering
Feb 17, 2026