CVE-2026-81994
Acrobat Reader | Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') (CWE-1321)
HIGH 8.2
At a glance
- Source
- NVD
- EPSS
- EPSS 0.60 % · percentile 49 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- adobe
- NVD status
- Analyzed
Description
Acrobat Reader is affected by an Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.
Weaknesses (CWE)
- CWE-1321 — Improperly Controlled Modification of Object Prototype Attributes
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N | adobe |
| CVSS 3.1 | HIGH 8.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N | NVD · psirt@adobe.com (Secondary) |
| CVSS 3.1 | MEDIUM 6.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2026-74204
- GCVE · GCVE-0-2026-81994
CERT-FR advisories
- CERTFR-2026-AVI-1140 — Multiples vulnérabilités dans les produits Adobe · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*≥ 24.001.20604 < 24.001.30429cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*≥ 15.008.20082 < 26.002.21901cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*≥ 15.008.20082 < 26.002.21901
Affected products
| Product | Versions |
|---|---|
| Adobe · Adobe Acrobat | affected 0 ≤ 26.002.21900 ; unaffected 26.002.21901 |
| Adobe · Acrobat Reader | affected 0 ≤ 26.002.21900 ; unaffected 26.002.21901 |
| Adobe · Acrobat 2024 | affected 0 ≤ 24.001.30383 ; unaffected 24.001.30429 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |