How severe is CVE-2022-39381?

CVE-2022-39381 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-39381 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-39381?

CVE-2022-39381 primarily affects Muhammarajs Project Muhammarajs. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-39381?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-39381 published?

CVE-2022-39381 was published on 2022-11-02 and last updated on 2026-06-17.

CVE-2022-39381

CVE-2022-39381 is a high-severity vulnerability in Muhammarajs Project Muhammarajs with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Muhammarajs Project Muhammarajs
Published: 2022-11-02
Last modified: 2026-06-17

Description

Muhammara is a node module with c/cpp bindings to modify PDF with js for node or electron (based/replacement on/of galkhana/hummusjs). The package muhammara before 2.6.0; all versions of package hummus are vulnerable to Denial of Service (DoS) when supplied with a maliciously crafted PDF file to be appended to another. This issue has been patched in 2.6.0 for muhammara and not at all for hummus. As a workaround, do not process files from untrusted sources.

Frequently asked questions

What is CVE-2022-39381?: Muhammara is a node module with c/cpp bindings to modify PDF with js for node or electron (based/replacement on/of galkhana/hummusjs). The package muhammara before 2.6.0; all versions of package hummus are vulnerable to Denial of Service (DoS) when supplied with a maliciously crafted PDF file to be appended to another. This issue has been patched in 2.6.0 for muhammara and not at all for hummus. As a workaround, do not process files from untrusted sources.
How severe is CVE-2022-39381?: CVE-2022-39381 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-39381 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-39381?: CVE-2022-39381 primarily affects Muhammarajs Project Muhammarajs. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-39381?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-39381 published?: CVE-2022-39381 was published on 2022-11-02 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:muhammarajs_project:muhammarajs:*:*:*:*:*:node.js:*:*
cpe:2.3:a:pdfhummus:hummusjs:*:*:*:*:*:node.js:*:*

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