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HIGH

CVE-2026-68523

CVSS v3

7.5

HIGH

EPSS Score

0.6 %

exploit probability, as of 2026-09-29

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

`fulgur` converts untrusted HTML/CSS into PDF, commonly on a server that processes input supplied by many tenants. In versions prior to 0.19.0, a body-direct child whose CSS-resolved height greatly exceeds the page height was sliced into one fragment per page with no upper bound. This is fixed in 0.19.0. A `MAX_PAGES` cap bounds the slice loop — halting it even for a `+inf` height — and non-finite layout heights are sanitized so they can no longer drive the loop. As a workaround, validate or con

Technical details

Published
2026-09-17
Last Modified
2026-09-17

Frequently asked questions

What is CVE-2026-68523?

`fulgur` converts untrusted HTML/CSS into PDF, commonly on a server that processes input supplied by many tenants. In versions prior to 0.19.0, a body-direct child whose CSS-resolved height greatly exceeds the page height was sliced into one fragment per page with no upper bound. This is fixed in 0.19.0. A `MAX_PAGES` cap bounds the slice loop — halting it even for a `+inf` height — and non-finite layout heights are sanitized so they can no longer drive the loop. As a workaround, validate or con

Is CVE-2026-68523 actively exploited?

Active exploitation of CVE-2026-68523 has not been confirmed. Its EPSS score was 0.6% on 2026-09-29, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-68523?

CVE-2026-68523 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2026-68523 affecting your environment?

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