CVE-2026-48436

CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-111.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:adobe:c2pa::::::rust::*
	cpe:2.3:a:adobe:c2pa-web::::::node.js::*
	cpe:2.3:a:adobe:c2patool::::::::

History

No history.

Information

Published : 2026-08-11 17:18

Updated : 2026-08-28 00:18

NVD link : CVE-2026-48436

Mitre link : CVE-2026-48436

CVE.ORG link : CVE-2026-48436

JSON object : View

Products Affected

adobe

c2pa-web
c2patool
c2pa

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2026-48436", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-48436", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-11T17:50:00.795543Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@adobe.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "psirt@adobe.com", "affectedData": [{"vendor": "Adobe", "product": "Content Credentials Rust SDK", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "c2pa-v0.90.5"}, {"status": "unaffected", "version": "c2pa-v0.90.6", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Adobe", "product": "Content Credentials Command-Line Tool", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "c2patool-v0.27.5"}, {"status": "unaffected", "version": "c2patool-v0.27.6", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Adobe", "product": "Content Credentials JS SDK", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "@contentauth/c2pa-web@0.12.0"}, {"status": "unaffected", "version": "@contentauth/c2pa-web@0.12.1", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-11T17:18:00.830", "references": [{"url": "https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-111.html", "tags": ["Vendor Advisory"], "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 result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page."}], "lastModified": "2026-08-28T00:18:01.480", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:adobe:c2pa:*:*:*:*:*:rust:*:*", "vulnerable": true, "matchCriteriaId": "4F83B3DF-882B-424F-8918-E911B5AD2613", "versionEndExcluding": "0.90.6"}, {"criteria": "cpe:2.3:a:adobe:c2pa-web:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "F06C9B22-5CFC-4651-A34E-6DBA87D92DA3", "versionEndExcluding": "0.12.1"}, {"criteria": "cpe:2.3:a:adobe:c2patool:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "558F7B50-B3F7-4808-9462-908E4970B8A7", "versionEndExcluding": "0.27.6"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@adobe.com"}