CVE-2026-110716
unshield through 1.6.2 Heap Out-of-Bounds Read via unshield_get_file_table
twogood unshield
CVSS
6.8MediumExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.17%Chance of exploitation activity in the next 30 days, higher than 6% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
unshield through 1.6.2 contains a heap out-of-bounds read vulnerability in unshield_get_file_table() that allows attackers to read past heap allocations via unchecked cabinet header offsets. Attackers can supply a crafted InstallShield cabinet with out-of-range file_table_offset or large file counts to crash the unshield tool or library consumers.
Text from CVE List
Affected versions 1
- unshieldaffected: all versions through 1.6.2CVE List
References 4
- vulncheck.com/advisories/unshield-through-1.6.2-heap-out-of-bounds-read-via-unshield-get-file-tableAdvisoryvia CVE List
- hackmd.io/@haind-pwn/unshield-header-filetable-oob-readExploitvia CVE List
- github.com/twogood/unshield/blob/51de441ba6893f11026d4671ccef9e8e2a4634fa/lib/libunshield.c#L195Referencevia CVE List
- github.com/twogood/unshieldReferencevia CVE List