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CVE-2026-89277— CAI Content Credentials | Integer Overflow or Wraparound (CWE-190)

Quick assessment

Affected
Adobe Content Credentials Rust SDK
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 is 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. Explo

CVSS 5.5 · Medium

Affected Version Matrix 4

VendorProduct Version RangeStatus
Adobe Content Credentials Command-Line Tool ≤ c2patool-v0.26.70 affected
c2patool-v0.27.17 unaffected
Adobe Content Credentials Rust SDK ≤ c2pa-v0.89.2 affected
c2pa-v0.90.17 unaffected
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I. Basic Information for CVE-2026-89277

Vulnerability Information

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Vulnerability Title
CAI Content Credentials | Integer Overflow or Wraparound (CWE-190)
Source: CVE Program / CVE List V5
Vulnerability Description
CAI Content Credentials is 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 requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Adobe Content Credentials Rust SDK 0 ~ c2pa-v0.89.2 -
Adobe Content Credentials Command-Line Tool 0 ~ c2patool-v0.26.70 -

II. Public POCs for CVE-2026-89277

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III. Intelligence Information for CVE-2026-89277

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Other References for CVE-2026-89277 (1)

Same Patch Batch · Adobe · 2026-09-22 · 53 CVEs total

CVE-2026-75745 10.0 CRITICAL Adobe Experience Manager Forms JEE | Incorrect Authorization (CWE-863)
CVE-2026-84412 10.0 CRITICAL Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (
CVE-2026-75721 10.0 CRITICAL Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (
CVE-2026-75723 10.0 CRITICAL Adobe Campaign Classic (ACC) | Incorrect Authorization (CWE-863)
CVE-2026-73369 10.0 CRITICAL Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (
CVE-2026-75699 10.0 CRITICAL Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (
CVE-2026-75703 10.0 CRITICAL Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (
CVE-2026-89275 10.0 CRITICAL Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (
CVE-2026-82010 9.9 CRITICAL Adobe Campaign Classic (ACC) | Improper Neutralization of Special Elements used in an SQL
CVE-2026-82008 9.9 CRITICAL Adobe Campaign Classic (ACC) | Improper Input Validation (CWE-20)
CVE-2026-75682 9.9 CRITICAL Adobe Connect | Improper Neutralization of Special Elements used in an SQL Command ('SQL I
CVE-2026-82013 9.9 CRITICAL Adobe Campaign Classic (ACC) | Server-Side Request Forgery (SSRF) (CWE-918)
CVE-2026-83660 9.9 CRITICAL Adobe Campaign Classic (ACC) | Server-Side Request Forgery (SSRF) (CWE-918)
CVE-2026-89276 9.9 CRITICAL Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (
CVE-2026-82000 9.6 CRITICAL Adobe Experience Manager Forms JEE | Server-Side Request Forgery (SSRF) (CWE-918)
CVE-2026-82443 9.6 CRITICAL Adobe Campaign Classic (ACC) | Server-Side Request Forgery (SSRF) (CWE-918)
CVE-2026-75697 9.3 CRITICAL Adobe Connect | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-75684 9.3 CRITICAL Adobe Connect | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-75689 9.3 CRITICAL Adobe Connect | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-75698 9.3 CRITICAL Adobe Connect | Cross-site Scripting (Reflected XSS) (CWE-79)

Showing top 20 of 53 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Content Credentials Rust SDK
Same vendor: Adobe
Same weakness: CWE-190

V. Comments for CVE-2026-89277

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