CVE-2025-51678CWE-119CWE-704

CVE-2025-51678

High · published July 18, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
48.5
In the wild
Unconfirmed
What it is

An issue was discovered in RISC-V PicoRV32 commit 87c89a. A mismatch in the PCPI INSN and memory address can lead to unexpected behavior.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00609 · 48.5th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-704 · Incorrect Type Conversion or Cast
Published
2026-07-18T00:17Z
References (3)
https://github.com/YosysHQ/picorv32/issues/269 · [email protected]https://mason.gmu.edu/~rsaravan/projects/synfuzz/cve/cve.html · [email protected]https://www.arxiv.org/abs/2504.18812 · [email protected]
EPSS history
Timeline
  • 17 JUL 00:00Z
    An issue was discovered in RISC-V PicoRV32 commit 87c89a
    cvelistv5