How severe is CVE-2026-48442?

CVE-2026-48442 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2026-48442 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-48442?

CVE-2026-48442 primarily affects Adobe C2pa. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-48442?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-48442 published?

CVE-2026-48442 was published on 2026-08-11 and last updated on 2026-08-14.

CVE-2026-48442

CVE-2026-48442 is a high-severity vulnerability in Adobe C2pa with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Adobe C2pa
Published: 2026-08-11
Last modified: 2026-08-14

Description

CAI Content Credentials is affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could result in a Arbitrary file system read. An attacker could leverage this vulnerability to gain unauthorized read access to files or directories outside the intended restrictions. Exploitation of this issue does not require user interaction. Scope is changed.

Frequently asked questions

What is CVE-2026-48442?: CAI Content Credentials is affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could result in a Arbitrary file system read. An attacker could leverage this vulnerability to gain unauthorized read access to files or directories outside the intended restrictions. Exploitation of this issue does not require user interaction. Scope is changed.
How severe is CVE-2026-48442?: CVE-2026-48442 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2026-48442 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-48442?: CVE-2026-48442 primarily affects Adobe C2pa. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-48442?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-48442 published?: CVE-2026-48442 was published on 2026-08-11 and last updated on 2026-08-14.

References

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

Affected products (3)

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

More vulnerabilities in Adobe C2pa

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CVE-2026-48438 — High (CVSS 7.5): CAI Content Credentials is affected by a NULL Pointer Dereference vulnerability that could result in an application…
CVE-2026-48352 — High (CVSS 7.5): CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in an application…
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CVE-2026-48295 — High (CVSS 7.5): CAI Content Credentials is affected by an Insufficiently Protected Credentials vulnerability that could result in…

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CVE-2026-67429 — Critical (CVSS 10.0): Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.6, image.download and related…
CVE-2026-59555 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.3 versions.

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