CVE-2025-8894: A maliciously crafted PDF file, when parsed through certain Autodesk products, can force a Heap-Based Overflow

Routine

HIGH 7.8UPGRADEUPGRADEUPGRADE

CVE-2025-8894 is a high-severity flaw (CVSS 7.8) affecting autocad plant 3d, advance steel, civil 3d. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A maliciously crafted PDF file, when parsed through certain Autodesk products, can force a Heap-Based Overflow vulnerability. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code in the context of the current process.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 93%)
CISA exploited list	No
Weakness	CWE-122
Published	2025-09-16
Last modified	2026-10-18

Publisher (CNA): Autodesk · Vendor: autodesk

Last updated 2026-10-18 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-09-16 15:15 UTCPublished CVE record published
2026-10-18 21:10 UTCUpdated Record last modified

autodesk autocad plant 3d UPGRADE

Affected: >= 2024 and < 2024.1.8 · >= 2025 and < 2025.1.3 · >= 2026 and < 2026.1

Fixed in: 2024.1.8, 2025.1.3, 2026.1

Safe to downgrade to: a release before 2024

1. Check installed version

apt-cache policy autocad-plant-3d || rpm -q autocad-plant-3d || autocad-plant-3d --version

2. UPGRADE to 2024.1.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade autocad-plant-3d

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade autocad-plant-3d

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 2024 (Debian / Ubuntu)

apt-cache madison autocad-plant-3d sudo apt install autocad-plant-3d=<VERSION_BEFORE_2024> sudo apt-mark hold autocad-plant-3d

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

dnf --showduplicates list autocad-plant-3d sudo dnf downgrade autocad-plant-3d-<VERSION_BEFORE_2024> sudo dnf versionlock add autocad-plant-3d

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.

autodesk advance steel UPGRADE

Affected: >= 2024 and < 2024.1.8 · >= 2025 and < 2025.1.3 · >= 2026 and < 2026.1

Fixed in: 2024.1.8, 2025.1.3, 2026.1

Safe to downgrade to: a release before 2024

1. Check installed version

apt-cache policy advance-steel || rpm -q advance-steel || advance-steel --version

2. UPGRADE to 2024.1.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade advance-steel

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade advance-steel

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 2024 (Debian / Ubuntu)

apt-cache madison advance-steel sudo apt install advance-steel=<VERSION_BEFORE_2024> sudo apt-mark hold advance-steel

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

dnf --showduplicates list advance-steel sudo dnf downgrade advance-steel-<VERSION_BEFORE_2024> sudo dnf versionlock add advance-steel

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.

autodesk civil 3d UPGRADE

Affected: >= 2024 and < 2024.1.8 · >= 2025 and < 2025.1.3 · >= 2026 and < 2026.1

Fixed in: 2024.1.8, 2025.1.3, 2026.1

Safe to downgrade to: a release before 2024

1. Check installed version

apt-cache policy civil-3d || rpm -q civil-3d || civil-3d --version

2. UPGRADE to 2024.1.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade civil-3d

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade civil-3d

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 2024 (Debian / Ubuntu)

apt-cache madison civil-3d sudo apt install civil-3d=<VERSION_BEFORE_2024> sudo apt-mark hold civil-3d

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

dnf --showduplicates list civil-3d sudo dnf downgrade civil-3d-<VERSION_BEFORE_2024> sudo dnf versionlock add civil-3d

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.

autodesk autocad lt UPGRADE

Affected: >= 2024 and < 2024.1.8 · >= 2025 and < 2025.1.3 · >= 2026 and < 2026.1

Fixed in: 2024.1.8, 2025.1.3, 2026.1

Safe to downgrade to: a release before 2024

1. Check installed version

apt-cache policy autocad-lt || rpm -q autocad-lt || autocad-lt --version

2. UPGRADE to 2024.1.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade autocad-lt

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade autocad-lt

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 2024 (Debian / Ubuntu)

apt-cache madison autocad-lt sudo apt install autocad-lt=<VERSION_BEFORE_2024> sudo apt-mark hold autocad-lt

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

dnf --showduplicates list autocad-lt sudo dnf downgrade autocad-lt-<VERSION_BEFORE_2024> sudo dnf versionlock add autocad-lt

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.

autodesk revit UPGRADE

Affected: >= 2025 and < 2025.4.3 · >= 2026 and < 2026.3

Fixed in: 2025.4.3, 2026.3

Safe to downgrade to: a release before 2025

1. Check installed version

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

2. UPGRADE to 2025.4.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade revit

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 2025 (Debian / Ubuntu)

apt-cache madison revit sudo apt install revit=<VERSION_BEFORE_2025> sudo apt-mark hold revit

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

dnf --showduplicates list revit sudo dnf downgrade revit-<VERSION_BEFORE_2025> sudo dnf versionlock add revit

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.

autodesk autocad UPGRADE

Affected: >= 2024 and < 2024.1.8 · >= 2025 and < 2025.1.3 · >= 2026 and < 2026.1

Fixed in: 2024.1.8, 2025.1.3, 2026.1

Safe to downgrade to: a release before 2024

1. Check installed version

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

2. UPGRADE to 2024.1.8 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade autocad

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 2024 (Debian / Ubuntu)

apt-cache madison autocad sudo apt install autocad=<VERSION_BEFORE_2024> sudo apt-mark hold autocad

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

dnf --showduplicates list autocad sudo dnf downgrade autocad-<VERSION_BEFORE_2024> sudo dnf versionlock add autocad

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-2025-8894?

autocad plant 3d: upgrade to 2024.1.8, 2025.1.3, 2026.1; advance steel: upgrade to 2024.1.8, 2025.1.3, 2026.1; civil 3d: upgrade to 2024.1.8, 2025.1.3, 2026.1. Exact commands for each OS are on this page.

Is CVE-2025-8894 being exploited?

CVE-2025-8894 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-2025-8894 affect?

CVE-2025-8894 affects autocad plant 3d, advance steel, civil 3d. Severity is high (CVSS 7.8). A maliciously crafted PDF file, when parsed through certain Autodesk products, can force a Heap-Based Overflow vulnerability. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code

How urgent is CVE-2025-8894?

Priority 29/100. High severity

Related CVEs

CVE-2025-8893 HIGH 7.8 UPGRADE UPGRADE A maliciously crafted PDF file, when parsed through certain Autodesk products, can force an Out-of-Bounds Writ
CVE-2025-1652 HIGH 7.8 UPGRADE UPGRADE A maliciously crafted MODEL file, when parsed through Autodesk AutoCAD, can force an Out-of-Bounds Read vulner
CVE-2025-1651 HIGH 7.8 UPGRADE UPGRADE A maliciously crafted MODEL file, when parsed through Autodesk AutoCAD, can force a Heap-Based Overflow vulner
CVE-2025-1650 HIGH 7.8 UPGRADE UPGRADE A maliciously crafted CATPRODUCT file, when parsed through Autodesk AutoCAD, can force an Uninitialized Variab
CVE-2025-1649 HIGH 7.8 UPGRADE UPGRADE A maliciously crafted CATPRODUCT file, when parsed through Autodesk AutoCAD, can force an Uninitialized Variab

References

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