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CVE-2026-34703— InDesign Desktop | NULL Pointer Dereference (CWE-476)

Quick assessment

Affected
Adobe InDesign Desktop
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.

Adobe InDesign Desktop是美国奥多比（Adobe）公司的一款页面排版软件。 Adobe InDesign Desktop 21.3版本、20.5.3版本及之前版本存在代码问题漏洞，该漏洞源于空指针取消引用漏洞，可能导致应用程序拒绝服务，攻击者可能利用此漏洞使应用程序崩溃，导致拒绝服务条件，利用此漏洞需要受害者打开恶意文件。

CVSS 5.5 · Medium EPSS 0.23% · P13

Affected Version Matrix 4

VendorProduct Version RangeStatus
Adobe InDesign Desktop ≤ 21.3 affected
21.4 unaffected
≤ 20.5.3 affected
20.5.4 unaffected
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I. Basic Information for CVE-2026-34703

Vulnerability Information
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Vulnerability Title
InDesign Desktop | NULL Pointer Dereference (CWE-476)
Source: CVE Program / CVE List V5
Vulnerability Description
InDesign Desktop versions 21.3, 20.5.3 and earlier are affected by a NULL Pointer Dereference 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 open a malicious file.
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
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe InDesign Desktop 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe InDesign Desktop是美国奥多比（Adobe）公司的一款页面排版软件。 Adobe InDesign Desktop 21.3版本、20.5.3版本及之前版本存在代码问题漏洞，该漏洞源于空指针取消引用漏洞，可能导致应用程序拒绝服务，攻击者可能利用此漏洞使应用程序崩溃，导致拒绝服务条件，利用此漏洞需要受害者打开恶意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Adobe InDesign Desktop 0 ~ 21.3 -

II. Public POCs for CVE-2026-34703

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III. Intelligence Information for CVE-2026-34703

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Vendor Advisories for CVE-2026-34703 (1)

Same Patch Batch · Adobe · 2026-06-09 · 123 CVEs total

CVE-2026-48303 10.0 CRITICAL Adobe Campaign Classic (ACC) | Incorrect Authorization (CWE-863)
CVE-2026-47938 10.0 CRITICAL Adobe Campaign Classic (ACC) | Server-Side Request Forgery (SSRF) (CWE-918)
CVE-2026-47928 9.6 CRITICAL ColdFusion | Improper Input Validation (CWE-20)
CVE-2026-34691 9.3 CRITICAL Adobe Experience Manager Forms JEE | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-47932 8.8 HIGH ColdFusion | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'
CVE-2026-47907 8.6 HIGH Dreamweaver Desktop | Improper Access Control (CWE-284)
CVE-2026-47906 8.6 HIGH Dreamweaver Desktop | Dependency on Vulnerable Third-Party Component (CWE-1395)
CVE-2026-47931 8.4 HIGH ColdFusion | Improper Input Validation (CWE-20)
CVE-2026-47929 8.4 HIGH ColdFusion | Incorrect Authorization (CWE-863)
CVE-2026-47930 8.1 HIGH ColdFusion | Improper Input Validation (CWE-20)
CVE-2026-34693 8.0 HIGH Adobe Experience Manager Forms JEE | Cross-site Scripting (Reflected XSS) (CWE-79)
CVE-2026-34707 7.8 HIGH InCopy | Heap-based Buffer Overflow (CWE-122)
CVE-2026-47919 7.8 HIGH Acrobat Reader | Use After Free (CWE-416)
CVE-2026-34708 7.8 HIGH InCopy | Stack-based Buffer Overflow (CWE-121)
CVE-2026-47921 7.8 HIGH Acrobat Reader | Use After Free (CWE-416)
CVE-2026-47920 7.8 HIGH Acrobat Reader | Use After Free (CWE-416)
CVE-2026-34706 7.8 HIGH InCopy | Out-of-bounds Write (CWE-787)
CVE-2026-47913 7.8 HIGH Acrobat Reader | Use After Free (CWE-416)
CVE-2026-47914 7.8 HIGH Acrobat Reader | Use After Free (CWE-416)
CVE-2026-34710 7.8 HIGH Substance3D - Sampler | Out-of-bounds Write (CWE-787)

Showing top 20 of 123 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: InDesign Desktop
Same vendor: Adobe
Same weakness: CWE-476

V. Comments for CVE-2026-34703

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