CVE-2019-11493: VeryPDF 4.1 has a Memory Overflow leading to Code Execution because pdfocx!CxImageTIF::operator in pdfocx.ocx

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HIGH 7.8DOWNGRADE

CVE-2019-11493 is a high-severity flaw (CVSS 7.8) affecting verypdf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

VeryPDF 4.1 has a Memory Overflow leading to Code Execution because pdfocx!CxImageTIF::operator in pdfocx.ocx (used by pdfeditor.exe and pdfcmd.exe) is mishandled.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Weakness	CWE-119
Published	2019-04-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: verypdf

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

Am I affected?

Timeline

2019-04-26 14:29 UTCPublished CVE record published
2026-06-17 02:13 UTCUpdated Record last modified

verypdf verypdf DOWNGRADE

Affected: 4.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.1 (Debian / Ubuntu)

apt-cache madison verypdf sudo apt install verypdf=<VERSION_BEFORE_4.1> sudo apt-mark hold verypdf

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list verypdf sudo dnf downgrade verypdf-<VERSION_BEFORE_4.1> sudo dnf versionlock add verypdf

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-2019-11493?

verypdf: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-11493 being exploited?

CVE-2019-11493 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-2019-11493 affect?

CVE-2019-11493 affects verypdf. Severity is high (CVSS 7.8). VeryPDF 4.1 has a Memory Overflow leading to Code Execution because pdfocx!CxImageTIF::operator in pdfocx.ocx (used by pdfeditor.exe and pdfcmd.exe) is mishandled.

How urgent is CVE-2019-11493?

Priority 51/100. High severity; Public exploit reference

References

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