CVE-2026-3774: The application allows PDF JavaScript and document/print actions (such as WillPrint/DidPrint) to update form f
CVE-2026-3774 is a medium-severity flaw (CVSS 4.7) affecting pdf editor, pdf reader. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The application allows PDF JavaScript and document/print actions (such as WillPrint/DidPrint) to update form fields, annotations, or optional content groups (OCGs) immediately before or after redaction, encryption, or printing. These script‑driven updates are not fully covered by the existing redaction, encryption, and printing logic, which, under specific document structures and user workflows, may cause a small amount of sensitive content to re
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 4.7 (Medium) |
| Attack vector | Local |
| Attack complexity | High |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.1% (top 99%) |
| CISA exploited list | No |
| Weakness | CWE-200 |
| Published | 2026-04-01 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
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-2026-3774?
pdf editor: upgrade to newer than 2025.3.0.35737; pdf reader: upgrade to newer than 2025.3.0.35737. Exact commands for each OS are on this page.
Is CVE-2026-3774 being exploited?
CVE-2026-3774 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-2026-3774 affect?
CVE-2026-3774 affects pdf editor, pdf reader. Severity is medium (CVSS 4.7). The application allows PDF JavaScript and document/print actions (such as WillPrint/DidPrint) to update form fields, annotations, or optional content groups (OCGs) immediately before or after redaction, encryption, or printing. These script
How urgent is CVE-2026-3774?
Priority 17/100. No elevated risk signals yet.
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