AdobeCVE-2026-81977
Adobe Acrobat 2024: integer overflow
Medium5.5CVE-2026-81977 · Published Sep 8, 2026 · updated Sep 11, 2026
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Acrobat 2024 Product | <= 24.001.30383 | No fix yet |
| Acrobat Reader Product | <= 26.002.21900 | No fix yet |
| Adobe Acrobat Product | <= 26.002.21900 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-191
More Adobe advisories
All Adobe| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 8 | Adobe Acrobat 2024: heap buffer overflow | Medium5.5 | No fix yet |
| Sep 8 | Adobe Acrobat 2024: prototype pollution | High8.2 | No fix yet |
| Sep 8 | Adobe Acrobat 2024: improper authorization | High8.8 | No fix yet |
| Sep 8 | Adobe Acrobat 2024: improper authorization | Medium6.3 | No fix yet |
| Sep 8 | Adobe Acrobat 2024: resource exhaustion | Medium5.5 | No fix yet |
| Sep 8 | Adobe Acrobat 2024: use after free | High7.8 | No fix yet |