HIGHCVSS v3.1 7.5Vulnerability

CVE-2026-68539

fulgur converts untrusted HTML/CSS into PDF, commonly on a server that processes input supplied by many tenants. From version 0.4.4 to before version 0.29.0, the CSS string-set named-string values resolved from a document were accumulated per element with no memory budget, letting a small crafted document amplify into large retained memory (and the CPU to copy it) — results in a denial of service. This issue has been patched in version 0.29.0.

Properties

Severity
HIGH
Nvd fetched at
2026-11-11T23:49:45.533241+00:00
Cvss severity
HIGH
Cvss score
7.5
Retrieved at
2026-11-11T23:50:19+00:00
Score
7.5
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-68539
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
First seen by Signal
2026-11-11T23:46:42+00:00
Name
CVE-2026-68539
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published at
2026-11-11T22:17:30.480
Last modified
2026-11-11T22:17:30.630

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CVE-2026-68539 (CVSS v3.1 7.5) — Ninja Signal Threat Intelligence | Ninja Signal