Medium severity6.1NVD Advisory· Published Oct 15, 2026
CVE-2026-111130
CVE-2026-111130
Description
OpenSlide through 4.0.1 contains a heap out-of-bounds read vulnerability in the MIRAX reader that allows attackers to read past the slide_positions array via crafted Slidedat.ini values. Attackers can supply a MIRAX slide whose CameraImageDivisionsPerSide does not evenly divide the image counts, crashing applications that open it and corrupting tile geometry.
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Affected products
1- Range: <=4.0.1
Patches
Vulnerability mechanics
References
4- github.com/openslide/openslide/blob/fe79a9713bef2bfd64bbfefd15704060764b1274/src/openslide-vendor-mirax.cnvd
- github.com/openslide/openslide/blob/fe79a9713bef2bfd64bbfefd15704060764b1274/src/openslide-vendor-mirax.cnvd
- hackmd.io/@haind-pwn/openslide-mirax-slide-position-index-oob-readnvd
- www.vulncheck.com/advisories/openslide-through-4.0.1-heap-out-of-bounds-read-via-mirax-get-tile-positionnvd
News mentions
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