How severe is CVE-2026-21332?

CVE-2026-21332 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-21332 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-21332?

CVE-2026-21332 affects Adobe Indesign. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-21332?

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

Does CVE-2026-21332 have an EU (EUVD) identifier?

Yes. CVE-2026-21332 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6764.

When was CVE-2026-21332 published?

CVE-2026-21332 was published on 2026-02-10 and last updated on 2026-06-17.

CVE-2026-21332

CVE-2026-21332 is a medium-severity vulnerability in Adobe Indesign with a CVSS 3.x base score of 5.5. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6764
Weakness: CWE-125
Affected product: Adobe Indesign
Published: 2026-02-10
Last modified: 2026-06-17

Description

InDesign Desktop versions 21.1, 20.5.1 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Frequently asked questions

What is CVE-2026-21332?: InDesign Desktop versions 21.1, 20.5.1 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
How severe is CVE-2026-21332?: CVE-2026-21332 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-21332 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-21332?: CVE-2026-21332 affects Adobe Indesign. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-21332?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-21332 have an EU (EUVD) identifier?: Yes. CVE-2026-21332 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6764.
When was CVE-2026-21332 published?: CVE-2026-21332 was published on 2026-02-10 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/indesign/apsb26-17.html

Affected products (1)

cpe:2.3:a:adobe:indesign:*:*:*:*:*:*:*:*

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