CVE-2026-71442— CAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
Quick assessment
Affected
Adobe C2PA Tool
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
CAI Content Credentials 存在一个整数下溢（回绕）漏洞，可能导致应用程序拒绝服务。攻击者可利用此漏洞导致应用程序崩溃，从而引发拒绝服务状况。利用此问题无需用户交互。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of ServiceAffected Version Matrix 4
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Adobe | C2PA Tool | ≤ c2patool-v0.26.70 |
affected |
c2patool-v0.27.11 |
unaffected | ||
| Adobe | Content Credentials Rust SDK | ≤ c2pa-v0.89.0 |
affected |
c2pa-v0.90.11 |
unaffected |
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I. Basic Information for CVE-2026-71442
Vulnerability Information
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Vulnerability Title
CAI Content Credentials | Integer Underflow (Wrap or Wraparound) (CWE-191)
Source: CVE Program / CVE List V5
Vulnerability Description
CAI Content Credentials is affected by an Integer Underflow (Wrap 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数下溢(超界折返)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Adobe | C2PA Tool | 0 ~ c2patool-v0.26.70 | - |
|
| Adobe | Content Credentials Rust SDK | 0 ~ c2pa-v0.89.0 | - |
|
II. Public POCs for CVE-2026-71442
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-71442 (1)
-
🔗 Adobe Security Bulletin vendor-advisory
Same Patch Batch · Adobe · 2026-08-25 · 38 CVEs total
| CVE-2026-76193 | 10.0 CRITICAL | Adobe Campaign Classic (ACC) | Server-Side Request Forgery (SSRF) (CWE-918) |
| CVE-2026-76197 | 10.0 CRITICAL | Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS C |
| CVE-2026-76195 | 10.0 CRITICAL | Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an OS C |
| CVE-2026-48424 | 7.8 HIGH | Substance3D - Sampler | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-48433 | 7.8 HIGH | Substance3D - Designer | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-48431 | 7.8 HIGH | Substance3D - Designer | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-48427 | 7.8 HIGH | Substance3D - Designer | Out-of-bounds Write (CWE-787) |
| CVE-2026-48428 | 7.8 HIGH | Substance3D - Designer | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-48426 | 7.8 HIGH | Substance3D - Designer | Out-of-bounds Write (CWE-787) |
| CVE-2026-48430 | 7.8 HIGH | Substance3D - Designer | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-71564 | 7.8 HIGH | Substance3D - Designer | Out-of-bounds Write (CWE-787) |
| CVE-2026-48432 | 7.8 HIGH | Substance3D - Designer | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-48419 | 7.8 HIGH | Substance3D - Sampler | Out-of-bounds Write (CWE-787) |
| CVE-2026-75750 | 7.8 HIGH | Substance3D - Painter | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-48417 | 7.8 HIGH | Substance3D - Sampler | Stack-based Buffer Overflow (CWE-121) |
| CVE-2026-48422 | 7.8 HIGH | Substance3D - Sampler | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-75770 | 7.8 HIGH | Substance3D - Painter | Out-of-bounds Write (CWE-787) |
| CVE-2026-75767 | 7.8 HIGH | Substance3D - Painter | Heap-based Buffer Overflow (CWE-122) |
| CVE-2026-75768 | 7.8 HIGH | Substance3D - Painter | Untrusted Search Path (CWE-426) |
| CVE-2026-75766 | 7.8 HIGH | Substance3D - Painter | Heap-based Buffer Overflow (CWE-122) |
Showing top 20 of 38 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: C2PA Tool
-
CVE-2026-71443
CAI Content Credentials | Improper Input Validation (CWE-20) -
CVE-2026-76189
CAI Content Credentials | Integer Underflow (Wrap or Wraparo -
CVE-2026-71444
CAI Content Credentials | Integer Underflow (Wrap or Wraparo -
CVE-2026-71360
CAI Content Credentials | Uncontrolled Resource Consumption -
CVE-2026-76198
CAI Content Credentials | Improper Input Validation (CWE-20)
Same vendor: Adobe
-
CVE-2026-75750
Substance3D - Painter | Heap-based Buffer Overflow (CWE-122) -
CVE-2026-75767
Substance3D - Painter | Heap-based Buffer Overflow (CWE-122) -
CVE-2026-75768
Substance3D - Painter | Untrusted Search Path (CWE-426) -
CVE-2026-75766
Substance3D - Painter | Heap-based Buffer Overflow (CWE-122) -
CVE-2026-75769
Substance3D - Painter | Heap-based Buffer Overflow (CWE-122)
Same weakness: CWE-191
-
CVE-2026-76189
CAI Content Credentials | Integer Underflow (Wrap or Wraparo -
CVE-2026-71444
CAI Content Credentials | Integer Underflow (Wrap or Wraparo -
CVE-2026-16924
Vulnerabilities in IBM AIX and PowerVM VIOS -
CVE-2026-58087
Heap out-of-bounds access in semctl(2) -
CVE-2026-62289
libheif: Integer underflow in Fraction constructor via doubl
V. Comments for CVE-2026-71442
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