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CVE-2026-27271— Illustrator | Heap-based Buffer Overflow (CWE-122)

Quick assessment

Affected
Adobe Illustrator
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 Illustrator是美国奥多比（Adobe）公司的一套基于向量的图像制作软件。 Adobe Illustrator 29.8.4版本和30.1及之前版本存在安全漏洞，该漏洞源于堆缓冲区溢出，可能导致执行任意代码。

CVSS 7.8 · High EPSS 0.18% · P8
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I. Basic Information for CVE-2026-27271

Vulnerability Information
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Vulnerability Title
Illustrator | Heap-based Buffer Overflow (CWE-122)
Source: CVE Program / CVE List V5
Vulnerability Description
Illustrator versions 29.8.4, 30.1 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. 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:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Illustrator 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Illustrator是美国奥多比（Adobe）公司的一套基于向量的图像制作软件。 Adobe Illustrator 29.8.4版本和30.1及之前版本存在安全漏洞，该漏洞源于堆缓冲区溢出，可能导致执行任意代码。
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 Illustrator 0 ~ 30.1 -

II. Public POCs for CVE-2026-27271

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III. Intelligence Information for CVE-2026-27271

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Vendor Advisories for CVE-2026-27271 (1)

Same Patch Batch · Adobe · 2026-03-10 · 28 CVEs total

CVE-2026-21333 8.6 HIGH Illustrator | Untrusted Search Path (CWE-426)
CVE-2026-27280 7.8 HIGH DNG SDK | Out-of-bounds Write (CWE-787)
CVE-2026-27269 7.8 HIGH Premiere Pro | Out-of-bounds Read (CWE-125)
CVE-2026-27279 7.8 HIGH Substance3D - Stager | Out-of-bounds Write (CWE-787)
CVE-2026-27276 7.8 HIGH Substance3D - Stager | Use After Free (CWE-416)
CVE-2026-27275 7.8 HIGH Substance3D - Stager | Out-of-bounds Write (CWE-787)
CVE-2026-27273 7.8 HIGH Substance3D - Stager | Out-of-bounds Write (CWE-787)
CVE-2026-27277 7.8 HIGH Substance3D - Stager | Use After Free (CWE-416)
CVE-2026-27274 7.8 HIGH Substance3D - Stager | Out-of-bounds Write (CWE-787)
CVE-2026-27272 7.8 HIGH Illustrator | Out-of-bounds Write (CWE-787)
CVE-2026-21362 7.8 HIGH Illustrator | Out-of-bounds Write (CWE-787)
CVE-2026-27267 7.8 HIGH Illustrator | Stack-based Buffer Overflow (CWE-121)
CVE-2026-27278 7.8 HIGH Acrobat Reader | Use After Free (CWE-416)
CVE-2026-27220 7.8 HIGH Acrobat Reader | Use After Free (CWE-416)
CVE-2026-27270 5.5 MEDIUM Illustrator | Out-of-bounds Read (CWE-125)
CVE-2026-27218 5.5 MEDIUM Substance3D - Painter | NULL Pointer Dereference (CWE-476)
CVE-2026-27281 5.5 MEDIUM DNG SDK | Integer Overflow or Wraparound (CWE-190)
CVE-2026-27268 5.5 MEDIUM Illustrator | Out-of-bounds Read (CWE-125)
CVE-2026-27221 5.5 MEDIUM Acrobat Reader | Improper Certificate Validation (CWE-295)
CVE-2026-27215 5.5 MEDIUM Substance3D - Painter | NULL Pointer Dereference (CWE-476)

Showing top 20 of 28 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Illustrator
Same vendor: Adobe
Same weakness: CWE-122

V. Comments for CVE-2026-27271

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