CVE-2020-35340: A local file inclusion vulnerability in ExpertPDF 9.5.0 through 14.1.0 allows attackers to read the file conte

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HIGH 7.5REMOTEUPGRADE

CVE-2020-35340 is a high-severity flaw (CVSS 7.5) affecting expertpdf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A local file inclusion vulnerability in ExpertPDF 9.5.0 through 14.1.0 allows attackers to read the file contents from files that the running ExpertPDF process has access to read.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 33%)
CISA exploited list	No
Weakness	CWE-552
Published	2021-09-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: expertpdf

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

Am I affected?

Timeline

2021-09-15 12:15 UTCPublished CVE record published
2026-06-17 03:13 UTCUpdated Record last modified

expertpdf expertpdf UPGRADE

Affected: >= 9.5.0 and <= 14.1.0

Fixed in: newer than 14.1.0

Safe to downgrade to: a release before 9.5.0

1. Check installed version

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

2. UPGRADE to newer than 14.1.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade expertpdf

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 9.5.0 (Debian / Ubuntu)

apt-cache madison expertpdf sudo apt install expertpdf=<VERSION_BEFORE_9.5.0> sudo apt-mark hold expertpdf

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

dnf --showduplicates list expertpdf sudo dnf downgrade expertpdf-<VERSION_BEFORE_9.5.0> sudo dnf versionlock add expertpdf

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-2020-35340?

expertpdf: upgrade to newer than 14.1.0. Exact commands for each OS are on this page.

Is CVE-2020-35340 being exploited?

CVE-2020-35340 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-2020-35340 affect?

CVE-2020-35340 affects expertpdf. Severity is high (CVSS 7.5). A local file inclusion vulnerability in ExpertPDF 9.5.0 through 14.1.0 allows attackers to read the file contents from files that the running ExpertPDF process has access to read.

How urgent is CVE-2020-35340?

Priority 53/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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