Out-of-bounds Read in Adobe Acrobat

CVE-2023-26397

Adobe Acrobat Reader versions 23.001.20093 (and earlier) and 20.005.30441 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Vulnerability class: Buffer Overflow

EPSS: 0.029 (85.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-26397?
CVE-2023-26397 is a medium-severity vulnerability in Adobe Acrobat, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2023-04-12.
How severe is CVE-2023-26397?
Medium severity. CVSS v3 base score is 5.5 out of 10.