CVE-2026-76198

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-110.html	Vendor Advisory Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:adobe:c2pa::::::rust::*
	cpe:2.3:a:adobe:c2patool::::::::

History

No history.

Information

Published : 2026-08-25 18:18

Updated : 2026-09-01 15:14

NVD link : CVE-2026-76198

Mitre link : CVE-2026-76198

CVE.ORG link : CVE-2026-76198

JSON object : View

Products Affected

adobe

c2patool
c2pa

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2026-76198", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-76198", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-26T14:06:04.965894Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@adobe.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "affected": [{"source": "psirt@adobe.com", "affectedData": [{"vendor": "Adobe", "product": "C2PA Tool", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "c2patool-v0.26.70"}, {"status": "unaffected", "version": "c2patool-v0.27.11", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Adobe", "product": "Content Credentials Rust SDK", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "c2pa-v0.89.0"}, {"status": "unaffected", "version": "c2pa-v0.90.11", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-25T18:18:05.253", "references": [{"url": "https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-110.html", "tags": ["Vendor Advisory", "Patch"], "source": "psirt@adobe.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@adobe.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-09-01T15:14:12.980", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:adobe:c2pa:*:*:*:*:*:rust:*:*", "vulnerable": true, "matchCriteriaId": "6119C9C2-8DCD-45EA-9C9E-99C4444BDEA5", "versionEndIncluding": "0.89.0"}, {"criteria": "cpe:2.3:a:adobe:c2patool:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5A3909A7-17AD-4A05-9176-72C4B8781E61", "versionEndIncluding": "0.26.70"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@adobe.com"}