MEDIUMVulnerability

CVE-2026-81977

Acrobat Reader is affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to disclose sensitive information. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Properties

severity
MEDIUM
score
5.5
cve_id
CVE-2026-81977
signal_observed_at
2026-09-17T21:32:19+00:00
vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
published_at
2026-09-08T21:18:44.137
last_modified
2026-09-11T22:16:44.233

Related Entities (7)

HAS_WEAKNESS (1)

[Weakness]Integer Underflow (Wrap or Wraparound)

DESCRIBED_BY (1)

[Source]NVD

AFFECTS_PRODUCT (5)

[Product]
[Product]
[Product]
[Product]
[Product]

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CVE-2026-81977 — Ninja Signal Threat Intelligence | Ninja Signal