CVE-2026-108603: Path Traversal (CVSS 3.3)

Description

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.

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CVSS v3.1 Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS — Exploit Prediction

0.0014

Probability of exploitation

0.03%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-22 Path Traversal

References

Other References

https://github.com/addsumtech/slides_maker https://github.com/addsumtech/slides_maker/blob/3767cc346d63ef1646082c87f15fbf0be582b152/skills/slide-maker/scripts/generate_images_openai.py#L153-L156 https://github.com/addsumtech/slides_maker/blob/3767cc346d63ef1646082c87f15fbf0be582b152/skills/slide-maker/scripts/generate_images_openai.py#L270-L285 https://hackmd.io/@haind/BJnX7pIifx https://www.vulncheck.com/advisories/slide-maker-through-5.8.0-path-traversal-via-generate-images-openai-py

Frequently Asked Questions

What is 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. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2026-108603? +

CVE-2026-108603 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0014, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-108603? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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