CVE-2026-48092

CVE-2026-48092

7-Zip is a file archiver with a high compression ratio. Versions 9.34 through 26.00 contain a heap memory disclosure via SquashFS fragment offset integer overflow on 32-bit builds. 32-bit integer overflow in the SquashFS ReadBlock function…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-48092?
CVE-2026-48092 is a medium-severity vulnerability, classified under Out-of-bounds Read. CVSS score: 4.3/10. Published 2026-06-05.
How severe is CVE-2026-48092?
Medium severity. CVSS v3 base score is 4.3 out of 10.