CVE-2026-41553: PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Remote Code Execution due to

Q: How do I fix CVE-2026-41553?

pdf export module: upgrade to 0.7.6. Exact commands for each OS are on this page.

Q: Is CVE-2026-41553 being exploited?

CVE-2026-41553 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-2026-41553 affect?

CVE-2026-41553 affects pdf export module. Severity is critical (CVSS 10.0). PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Remote Code Execution due to lack of "data" parameter sanitization. An unauthenticated attacker can inject the malicious JavaScript code to the parameter whose

Q: How urgent is CVE-2026-41553?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 10.0REMOTEUPGRADE

CVE-2026-41553 is a critical-severity flaw (CVSS 10.0) affecting pdf export module. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Remote Code Execution due to lack of "data" parameter sanitization. An unauthenticated attacker can inject the malicious JavaScript code to the parameter whose value is processed by Node.js and subsequently executed. This can lead to server compromise. This issue was fixed in PDF Export Module version 0.7.6.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-05-15
Last modified	2026-10-26

Publisher (CNA): CERT.PL · Vendor: dhtmlx

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-15 13:16 UTCPublished CVE record published
2026-10-26 14:10 UTCUpdated Record last modified

dhtmlx pdf export module UPGRADE

Affected: < 0.7.6

Fixed in: 0.7.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pdf-export-module || rpm -q pdf-export-module || pdf-export-module --version

2. UPGRADE to 0.7.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pdf-export-module

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pdf-export-module

Note

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

Advisories and coverage

Official advisories

CERT Polska: Vulnerabilities in DHTMLX software 2026-05-15

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-2026-41553?

pdf export module: upgrade to 0.7.6. Exact commands for each OS are on this page.

Is CVE-2026-41553 being exploited?

CVE-2026-41553 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-2026-41553 affect?

CVE-2026-41553 affects pdf export module. Severity is critical (CVSS 10.0). PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Remote Code Execution due to lack of "data" parameter sanitization. An unauthenticated attacker can inject the malicious JavaScript code to the parameter whose

How urgent is CVE-2026-41553?

Priority 53/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Node.js vulnerabilities

Related CVEs

CVE-2026-41552 HIGH 7.5 UPGRADE PDF Export Module used in DHTMLX's products Gantt and Scheduler is vulnerable to Path Traversal due to lack of

References

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