5.5Medium
Adobe C2pa
CVE-2026-48353
CAI Content Credentials is affected by an Improper Input Validation 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.
What this means for your business
- It affects Adobe C2pa. It matters if your company, or a supplier that handles your data, runs it.
- An attacker can use it only with access to the machine itself, without a login, but only after tricking someone into an action such as opening a file or a link.
- FIRST's prediction model gives it a 0.3% chance of attack attempts being seen in the next 30 days, ranking above 18% of all known flaws.
What to do
- 1Check whether your company or your suppliers run Adobe C2pa, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Not sure if your company is exposed?
Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.
Scoring
- CVSS
- 5.5 (v3.1)
- Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N- Weakness
- CWE-20
- Assigned by
- psirt@adobe.com
Dates
- Published
- 2026-07-14
- Last modified
- 2026-08-28
- Sources
- NVD
Affected products
- Adobe C2pa- 0.84.0
- Adobe C2pa-Web- 0.7.0
- Adobe C2patool- 0.17.0
- Apple Iphone Osall versions
- Apple Macosall versions
- Google Androidall versions
- Linux Linux Kernelall versions
- Microsoft Windowsall versions
As listed in the NVD configuration data. Not a statement about your estate.