CVE-2018-7264: The Pictview image processing library embedded in the ActivePDF toolkit through 2018.1.0.18321 is prone to mul

Q: How do I fix CVE-2018-7264?

activepdf toolkit: upgrade to 8.1.0.19023. Exact commands for each OS are on this page.

Q: Is CVE-2018-7264 being exploited?

CVE-2018-7264 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-7264 affect?

CVE-2018-7264 affects activepdf toolkit. Severity is critical (CVSS 9.8). The Pictview image processing library embedded in the ActivePDF toolkit through 2018.1.0.18321 is prone to multiple out of bounds write and sign errors, allowing a remote attacker to execute arbitrary code on vulnerable applications using t

Q: How urgent is CVE-2018-7264?

Priority 68/100. Critical severity; EPSS top 4%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2018-7264 is a critical-severity flaw (CVSS 9.8) affecting activepdf toolkit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Pictview image processing library embedded in the ActivePDF toolkit through 2018.1.0.18321 is prone to multiple out of bounds write and sign errors, allowing a remote attacker to execute arbitrary code on vulnerable applications using the ActivePDF Toolkit to process untrusted images.

Why this priority

Critical severity
EPSS top 4%: very likely to be exploited
Public exploit reference
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	12.3% (top 4%)
CISA exploited list	No
Weakness	CWE-787
Published	2018-02-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: activepdf

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

Am I affected?

Timeline

2018-02-28 17:29 UTCPublished CVE record published
2026-06-17 02:02 UTCUpdated Record last modified

activepdf activepdf toolkit UPGRADE

Affected: < 8.1.0.19023

Fixed in: 8.1.0.19023

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy activepdf-toolkit || rpm -q activepdf-toolkit || activepdf-toolkit --version

2. UPGRADE to 8.1.0.19023 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade activepdf-toolkit

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade activepdf-toolkit

Note

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

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: ActivePDF Toolkit < 8.1.0.19023 - Multiple Memory Corruptions

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-2018-7264?

activepdf toolkit: upgrade to 8.1.0.19023. Exact commands for each OS are on this page.

Is CVE-2018-7264 being exploited?

CVE-2018-7264 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-2018-7264 affect?

CVE-2018-7264 affects activepdf toolkit. Severity is critical (CVSS 9.8). The Pictview image processing library embedded in the ActivePDF toolkit through 2018.1.0.18321 is prone to multiple out of bounds write and sign errors, allowing a remote attacker to execute arbitrary code on vulnerable applications using t

How urgent is CVE-2018-7264?

Priority 68/100. Critical severity; EPSS top 4%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

References

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