CVE-2026-73067

Published: August 11th, 2026
Tesseract is an open source OCR engine. Prior to 5.5.3, a crafted .traineddata model loaded through TessBaseAPI::Init can cause SquishedDawg::read_squished_dawg in src/dict/dawg.cpp to accept an unterminated forward-edge run, after which SquishedDawg::Load calls num_forward_edges(0) and last_edge in src/dict/dawg.h reads beyond edges_, causing a heap out-of-bounds read and process crash before image processing. This issue is fixed in version 5.5.3.
Unknown
CVSS v2:

Status

DocFilters Release Package State Justification Comment
26.3 tesseract (3.02.02) Needs Triage
26.2 tesseract (3.02.02) Needs Triage
26.1 tesseract (3.02.02) Needs Triage
25.4 tesseract (3.02.02) Needs Triage
25.3 tesseract (3.02.02) Needs Triage
25.2 tesseract (3.02.02) Needs Triage
25.1 tesseract (3.02.02) Needs Triage
24.4 tesseract (3.02.02) Needs Triage
24.4.0 tesseract (3.02.02) Needs Triage
24.3 tesseract (3.02.02) Needs Triage
24.2 tesseract (3.02.02) Needs Triage
24.1 tesseract (3.02.02) Needs Triage
23.3 tesseract (3.02.02) Needs Triage
23.2 tesseract (3.02.02) Needs Triage
23.1 tesseract (3.02.02) Needs Triage
22.4 tesseract (3.02.02) Needs Triage
22.3 tesseract (3.02.02) Needs Triage
22.2 tesseract (3.02.02) Needs Triage
22.1 tesseract (3.02.02) Needs Triage
21.11 tesseract (3.02.02) Needs Triage
21.8 tesseract (3.02.02) Needs Triage
21.5.0 tesseract (3.02.02) Needs Triage
21.2.0 tesseract (3.02.02) Needs Triage
11.4.19.3667 tesseract (3.02.02) Needs Triage
11.4.18.3599 tesseract (3.02.02) Needs Triage
11.4.16.3445 tesseract (3.02.02) Needs Triage
11.4.15.3368 tesseract (3.02.02) Needs Triage
11.4.14.3263 tesseract (3.02.02) Needs Triage
11.4.13.3179 tesseract (3.02.02) Needs Triage
11.4.12.3054 tesseract (3.02.02) Needs Triage
11.4.11.3040 tesseract (3.02.02) Needs Triage
11.4.11.2990 tesseract (3.02.02) Needs Triage
11.4.10.2934 tesseract (3.02.02) Needs Triage
11.4.9.2878 tesseract (3.02.02) Needs Triage
11.4.8.2822 tesseract (3.02.02) Needs Triage

Severity score breakdown

References