How severe is CVE-2021-28593?

CVE-2021-28593 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-28593 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-28593?

CVE-2021-28593 affects Adobe Illustrator. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-28593?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-28593 published?

CVE-2021-28593 was published on 2021-08-20 and last updated on 2026-06-17.

CVE-2021-28593

CVE-2021-28593 is a low-severity vulnerability in Adobe Illustrator with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 4.3
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Adobe Illustrator
Published: 2021-08-20
Last modified: 2026-06-17

Description

Adobe Illustrator version 25.2.3 (and earlier) is affected by a Use After Free vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to disclose potential sensitive information in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Frequently asked questions

What is CVE-2021-28593?: Adobe Illustrator version 25.2.3 (and earlier) is affected by a Use After Free vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to disclose potential sensitive information in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
How severe is CVE-2021-28593?: CVE-2021-28593 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-28593 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-28593?: CVE-2021-28593 affects Adobe Illustrator. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-28593?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-28593 published?: CVE-2021-28593 was published on 2021-08-20 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/illustrator/apsb21-42.html

Affected products (1)

cpe:2.3:a:adobe:illustrator:*:*:*:*:*:*:*:*

More vulnerabilities in Adobe Illustrator

CVE-2014-0513 — Critical (CVSS 10.0): Stack-based buffer overflow in Adobe Illustrator CS6 before 16.0.5 and 16.2.x before 16.2.2 allows remote attackers to…
CVE-2012-2042 — Critical (CVSS 10.0): Adobe Illustrator before CS6 allows attackers to execute arbitrary code or cause a denial of service (memory…
CVE-2012-2026 — Critical (CVSS 10.0): Adobe Illustrator before CS6 allows attackers to execute arbitrary code or cause a denial of service (memory…
CVE-2012-2025 — Critical (CVSS 10.0): Adobe Illustrator before CS6 allows attackers to execute arbitrary code or cause a denial of service (memory…
CVE-2012-2024 — Critical (CVSS 10.0): Adobe Illustrator before CS6 allows attackers to execute arbitrary code or cause a denial of service (memory…
CVE-2012-2023 — Critical (CVSS 10.0): Adobe Illustrator before CS6 allows attackers to execute arbitrary code or cause a denial of service (memory…

All CVEs affecting Adobe Illustrator →

Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

Browse all CWE-416 (Use After Free) vulnerabilities →