Adobe CAI Content Credentials integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Adobe CAI Content Credentials. This affects an unknown part. Such manipulation leads to integer overflow. This vulnerability is listed as CVE-2026-34671. The attack must be carried out locally. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Adobe CAI Content Credentials (version unknown) and classified as problematic. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is availability. CVE summarizes:

CAI Content Credentials versions [email protected], c2pa-v0.78.2 and earlier are affected by an Integer Overflow or Wraparound vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.

The advisory is available at helpx.adobe.com. This vulnerability is handled as CVE-2026-34671 since 03/30/2026. The exploitation is known to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.2
CNA Vector (adobe): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/30/2026 CVE reserved
05/12/2026 +43 days Advisory disclosed
05/12/2026 +0 days VulDB entry created
06/10/2026 +29 days VulDB entry last update

Sourcesinfo

Vendor: adobe.com

Advisory: apsb26-53
Status: Confirmed

CVE: CVE-2026-34671 (🔒)
GCVE (CVE): GCVE-0-2026-34671
GCVE (VulDB): GCVE-100-363398

Entryinfo

Created: 05/12/2026 23:19
Updated: 06/10/2026 07:16
Changes: 05/12/2026 23:19 (61), 06/10/2026 07:16 (1)
Complete: 🔍
Cache ID: 216::103

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