CVE-2014-0546: Adobe Reader and Acrobat Sandbox Bypass Vulnerability

Patch now

CRITICAL 9.8EXPLOITEDREMOTEUPGRADEUPGRADE

CVE-2014-0546 is a critical-severity flaw (CVSS 9.8) affecting acrobat, acrobat reader, reported as exploited in the wild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Adobe Reader and Acrobat 10.x before 10.1.11 and 11.x before 11.0.08 on Windows allow attackers to bypass a sandbox protection mechanism, and consequently execute native code in a privileged context, via unspecified vectors.

Why this priority

Critical severity
EPSS top 2%: very likely to be exploited
Exploited in the wild (CISA KEV)
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	22.3% (top 2%)
CISA exploited list	Yes, fix due 2022-06-15
Published	2014-08-12
Last modified	2026-06-17

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

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-08-12 21:55 UTCPublished CVE record published
2022-05-25Exploited Added to the CISA Known Exploited Vulnerabilities list
2022-06-15Deadline CISA due date for US federal agencies to patch
2026-06-17 00:03 UTCUpdated Record last modified

adobe acrobat UPGRADE

Affected: >= 10.0 and < 10.1.11 · >= 11.0 and < 11.0.08

Fixed in: 10.1.11, 11.0.08

Safe to downgrade to: a release before 10.0

1. Check installed version

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

2. UPGRADE to 10.1.11 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade acrobat

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 10.0 (Debian / Ubuntu)

apt-cache madison acrobat sudo apt install acrobat=<VERSION_BEFORE_10.0> sudo apt-mark hold acrobat

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

dnf --showduplicates list acrobat sudo dnf downgrade acrobat-<VERSION_BEFORE_10.0> sudo dnf versionlock add acrobat

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.

adobe acrobat reader UPGRADE

Affected: >= 10.0 and < 10.1.11 · >= 11.0 and < 11.0.08

Fixed in: 10.1.11, 11.0.08

Safe to downgrade to: a release before 10.0

1. Check installed version

apt-cache policy acrobat-reader || rpm -q acrobat-reader || acrobat-reader --version

2. UPGRADE to 10.1.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade acrobat-reader

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade acrobat-reader

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 10.0 (Debian / Ubuntu)

apt-cache madison acrobat-reader sudo apt install acrobat-reader=<VERSION_BEFORE_10.0> sudo apt-mark hold acrobat-reader

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

dnf --showduplicates list acrobat-reader sudo dnf downgrade acrobat-reader-<VERSION_BEFORE_10.0> sudo dnf versionlock add acrobat-reader

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.

Exact fixes by distribution

Fedora 46 · perl-Net-IDN-Encode · FIXED · 2.600-1.fc46 · FEDORA-2026-84eff0ea64 · source

sudo dnf upgrade --advisory=FEDORA-2026-84eff0ea64

Fedora ELN · libXISF · FIXED · 0.2.15-2.eln159 · FEDORA-2026-b9e2d1bda0 · source

sudo dnf upgrade --advisory=FEDORA-2026-b9e2d1bda0

Verify at the official source NVD · CVE Program · CISA KEV catalog · 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-2014-0546?

acrobat: upgrade to 10.1.11, 11.0.08; acrobat reader: upgrade to 10.1.11, 11.0.08. Exact commands for each OS are on this page.

Is CVE-2014-0546 being exploited?

Yes. CVE-2014-0546 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.

What does CVE-2014-0546 affect?

CVE-2014-0546 affects acrobat, acrobat reader. Severity is critical (CVSS 9.8). Adobe Reader and Acrobat 10.x before 10.1.11 and 11.x before 11.0.08 on Windows allow attackers to bypass a sandbox protection mechanism, and consequently execute native code in a privileged context, via unspecified vectors.

How urgent is CVE-2014-0546?

Priority 89/100. Critical severity; EPSS top 2%: very likely to be exploited; Exploited in the wild (CISA KEV); Remotely exploitable, no login, no user action

Software pages

Windows vulnerabilities · Adobe Acrobat vulnerabilities · Adobe Reader vulnerabilities

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References

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