CVE-2026-81993CWE-122

CVE-2026-81993

Medium · published September 9, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
21.5
In the wild
Unconfirmed
What it is

Acrobat Reader is affected by a Heap-based Buffer Overflow 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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00300 · 21.5th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-09-09T01:18Z
Affected products (3)
ProductVersionsFixed in
adobe/acrobat≥ 24.001.20604, < 24.001.3042924.001.30429
adobe/acrobat_dc≥ 15.008.20082, < 26.002.2190126.002.21901
adobe/acrobat_reader_dc≥ 15.008.20082, < 26.002.2190126.002.21901
References (1)
EPSS history
Timeline
  • 10 SEP 03:18Z
    EPSS moved — → 0%
    epss
  • 08 SEP 20:31Z
    Acrobat Reader | Heap-based Buffer Overflow (CWE-122)
    cvelistv5