CVE-2026-34657
Low
No strong exploitation signal.
CVSS base
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS — probability of exploitation (30 days)
0.2%
7.7th percentile
CISA KEV
Not listed
Weakness / dates
CWE-22
Published 2026-06-09 · modified 2026-08-28
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | R | Required |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | H | High |
| Availability | N | None |
Timeline
- 2026-06-09 — Published (NVD)
- 2026-08-28 — Last modified (NVD)
Description
CAI Content Credentials versions c2pa-web@0.7.1, c2pa-v0.80.1 and earlier are affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could result in an arbitrary file system write. An attacker could leverage this vulnerability to write to unauthorized files or directories outside of intended restrictions. Exploitation of this issue requires user interaction in that a victim must extract a maliciously crafted file.