Medium severity5.5NVD Advisory· Published Oct 18, 2026

CVE-2026-112056

Description

wvWare wv through 1.2.9 contains a heap-based out-of-bounds read vulnerability in wvGetSTSH in stylesheet.c that allows attackers to crash applications by supplying crafted Word stylesheets. Attackers can provide a .doc file with ten or fewer styles or out-of-range style base indexes to read past heap arrays, crashing applications such as AbiWord.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Abiword/Abiwordllm-fuzzy
Range: <=1.2.9

Patches

Vulnerability mechanics

References

github.com/AbiWord/wv/blob/wv-1-2-9/stylesheet.cnvd
hackmd.io/@haindpwn/wv-fkp-crun-stsh-cstd-oob-readnvd
www.vulncheck.com/advisories/wvware-wv-through-1.2.9-heap-out-of-bounds-read-via-wvgetstshnvd

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