Path Traversal in Addsumtech Slide-Maker
CVE-2026-108603
slide-maker through 5.8.0 contains a path traversal vulnerability in generate_images_openai.py that allows attackers to write image files outside the output directory via manifest-supplied filenames. Attackers can influence deck source material so the image prompt manifest contains ../ or symlinked filenames, creating directories and overwriting existing files at arbitrary paths.
Vulnerability class: Path Traversal (Directory Traversal)
Published .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@haind/BJnX7pIifx (third-party-advisory)
- github.com/addsumtech/slides_maker/blob/3767cc346d63ef1646082c87f15fbf0be582b15… (technical-description)
- github.com/addsumtech/slides_maker/blob/3767cc346d63ef1646082c87f15fbf0be582b15… (technical-description)
- github.com/addsumtech/slides_maker (product)
- www.vulncheck.com/advisories/slide-maker-through-5.8.0-path-traversal-via-gener… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-108603?
- CVE-2026-108603 is a low-severity vulnerability in Addsumtech Slide-Maker, classified under Path Traversal. CVSS score: 3.3/10. Published 2026-10-10.
- How severe is CVE-2026-108603?
- Low severity. CVSS v3 base score is 3.3 out of 10.