What is CVE-2022-2400?

CVE-2022-2400 is a medium-severity vulnerability in Dompdf Dompdf/dompdf, classified under External Control of File Name or Path. CVSS score: 5.3/10. Published 2022-07-18.

How severe is CVE-2022-2400?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2022-2400 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Dompdf Dompdf/dompdf

CVE-2022-2400

External Control of File Name or Path in GitHub repository dompdf/dompdf prior to 2.0.0.

Published 2022-07-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.012 (65.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: -0.000

Affected products

Dompdf Dompdf/dompdf — versions unspecified
Dompdf Project

Weakness classification (CWE)

CWE-73 — External Control of File Name or Path

Public proof-of-concept exploits

References

huntr.dev/bounties/a6da5e5e-86be-499a-a3c3-2950f749202a (Exploit, Patch, Third Party Advisory, Issue Tracking)
github.com/dompdf/dompdf/commit/99aeec1efec9213e87098d42eb09439e7ee0bb6a (Patch, Third Party Advisory)
lists.debian.org/debian-lts-announce/2023/07/msg00017.html (mailing-list)

Frequently asked questions

What is CVE-2022-2400?: CVE-2022-2400 is a medium-severity vulnerability in Dompdf Dompdf/dompdf, classified under External Control of File Name or Path. CVSS score: 5.3/10. Published 2022-07-18.
How severe is CVE-2022-2400?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2022-2400 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.