MEDIUMVulnerability

CVE-2026-76956

In libexpat 2.8.2 and 2.8.3 before 2.8.4, misinterpretation of getentropy's return code leads to insufficient entropy, which results in being vulnerable to hash flooding attacks, causing a denial of service via crafted XML content.

Properties

severity
MEDIUM
score
5.9
epss_score
0.00278
cve_id
CVE-2026-76956
vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
published_at
2026-08-20T05:16:29.610
last_modified
2026-09-03T17:37:43.450
epss_percentile
0.19937

Related Entities (3)

ENRICHED_BY (1)

[Source]FIRST EPSS

HAS_WEAKNESS (1)

[Weakness]

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-76956 — Ninja Signal Threat Intelligence | Ninja Signal