CVE-2026-115398

Ghidra before 12.2 contains a resource allocation without limits vulnerability in FileSystemIndexHelper used by TarFileSystem and ZipFileSystem, which store unbounded archive entries. Attackers can persuade a user to open or batch-import a crafted TAR or ZIP archive with excessive entries to exhaust the Java heap and hang the session.

CVSS 4.0

6.8CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-25)

CWE

CWE-770

Published

2026-10-22

Modified

2026-10-23

Record from

the NVD, synced 2026-10-24

References

• https://github.com/NationalSecurityAgency/ghidra
• https://github.com/NationalSecurityAgency/ghidra/commit/061ec06a79f4147267f6fc690b0dcf944b2d4957
• https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build
• https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-vvp8-22p8-x954
• https://www.vulncheck.com/advisories/ghidra-before-12.2-denial-of-service-via-tar-and-zip-file-system-mount

Check your stackJSON