CVE-2026-48334: Illustrator is affected by an Improper Input Validation vulnerability that could result in arbitrary code exec

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CRITICAL 9.3UPGRADE

CVE-2026-48334 is a critical-severity flaw (CVSS 9.3) affecting illustrator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Illustrator is affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.

Why this priority

Critical severity

A fixed release or distro patch exists.

Risk facts

CVSS score	9.3 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-20
Published	2026-07-14
Last modified	2026-08-28

Publisher (CNA): Adobe Systems Incorporated · Vendor: adobe

Last updated 2026-08-28 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-14 22:17 UTCPublished CVE record published
2026-08-28 00:17 UTCUpdated Record last modified

adobe illustrator UPGRADE

Affected: >= 29.0 and < 29.8.9 · >= 30.0 and < 30.6

Fixed in: 29.8.9, 30.6

Safe to downgrade to: a release before 29.0

1. Check installed version

apt-cache policy illustrator || rpm -q illustrator || illustrator --version

2. UPGRADE to 29.8.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade illustrator

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade illustrator

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 29.0 (Debian / Ubuntu)

apt-cache madison illustrator sudo apt install illustrator=<VERSION_BEFORE_29.0> sudo apt-mark hold illustrator

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list illustrator sudo dnf downgrade illustrator-<VERSION_BEFORE_29.0> sudo dnf versionlock add illustrator

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-48334?

illustrator: upgrade to 29.8.9, 30.6. Exact commands for each OS are on this page.

Is CVE-2026-48334 being exploited?

CVE-2026-48334 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-48334 affect?

CVE-2026-48334 affects illustrator. Severity is critical (CVSS 9.3). Illustrator is affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user, potentially gaining elevated access or control over the victim's account or session. Exp

How urgent is CVE-2026-48334?

Priority 48/100. Critical severity

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References

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