CVE-2024-25431

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f...

7.8 HighFix available

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f allows a remote attacker to escalate privileges via a crafted file to the check_was_abi_compatibility function.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.66%Up 0.6 points since Nov 9, 2024

What each source reports

NVD Score used 7.8

Record: CVE-2024-25431
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-125
Updated: 2026-11-02

CVE List 8.8

Record: CVE-2024-25431
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-125
Updated: 2026-11-02

EUVDEUVD-2024-22760 8.8

Record: EUVD-2024-22760
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-gf29-gwj9-7xvj 8.8

An issue in bytecodealliance wasm-micro-runtime before v.b3f728c and fixed in commit 06df58f...

Record: GHSA-gf29-gwj9-7xvj
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-125
Updated: 2026-11-02

OSVAZL-53175 7.8

CVE-2024-25431 affecting package fluent-bit for versions less than 3.1.9-1

Record: AZL-53175
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-05

OSVAZL-53187 7.8

CVE-2024-25431 affecting package fluent-bit for versions less than 2.2.3-5

Record: AZL-53187
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSV 8.8

Record: CVE-2024-25431
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

bytecodealliance webassembly micro runtime

Affected packages

Affected packages
Package	Affected	Fixed
`fluent-bit` Azure Linux:3	before 3.1.9-1	3.1.9-1
`fluent-bit` Azure Linux:2	before 2.2.3-5	2.2.3-5

History

History
Recorded	Changed	Sources
Nov 5, 2026	facts	OSV
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-25431 is a high vulnerability (CVSS 7.8) in Bytecodealliance Webassembly Micro Runtime, published November 8, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.66%, the 51st percentile. Fixed in fluent-bit 3.1.9-1.