THREAT OPS › Threat News › [GHSA] GHSA-j5cx-ph8g-95v3 (high) — Fulgur: Unbounded page slicing from attacker-controlled CSS height causes denial of service
[GHSA] GHSA-j5cx-ph8g-95v3 (high) — Fulgur: Unbounded page slicing from attacker-controlled CSS height causes denial of service
GHSA-j5cx-ph8g-95v3 Severity: high CVE: CVE-2026-68523
Fulgur: Unbounded page slicing from attacker-controlled CSS height causes denial of service
`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
MITRE ATT&CK techniques
- VulnerabilitiesT1588.006
Indicators of compromise
- CVE-2026-68523cve
Original source: https://github.com/advisories/GHSA-j5cx-ph8g-95v3