How severe is CVE-2024-12426?

CVE-2024-12426 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-12426 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-12426?

CVE-2024-12426 primarily affects Libreoffice. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-12426?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-12426 have an EU (EUVD) identifier?

Yes. CVE-2024-12426 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-50847.

When was CVE-2024-12426 published?

CVE-2024-12426 was published on 2025-01-07 and last updated on 2026-06-17.

CVE-2024-12426

CVE-2024-12426 is a medium-severity vulnerability in Libreoffice with a CVSS 3.x base score of 6.5. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 6.7
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-50847
Weakness: CWE-200
Affected product: Libreoffice
Published: 2025-01-07
Last modified: 2026-06-17

Description

Exposure of Environmental Variables and arbitrary INI file values to an Unauthorized Actor vulnerability in The Document Foundation LibreOffice. URLs could be constructed which expanded environmental variables or INI file values, so potentially sensitive information could be exfiltrated to a remote server on opening a document containing such links. This issue affects LibreOffice: from 24.8 before < 24.8.4.

Frequently asked questions

What is CVE-2024-12426?: Exposure of Environmental Variables and arbitrary INI file values to an Unauthorized Actor vulnerability in The Document Foundation LibreOffice. URLs could be constructed which expanded environmental variables or INI file values, so potentially sensitive information could be exfiltrated to a remote server on opening a document containing such links. This issue affects LibreOffice: from 24.8 before < 24.8.4.
How severe is CVE-2024-12426?: CVE-2024-12426 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-12426 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-12426?: CVE-2024-12426 primarily affects Libreoffice. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-12426?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-12426 have an EU (EUVD) identifier?: Yes. CVE-2024-12426 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-50847.
When was CVE-2024-12426 published?: CVE-2024-12426 was published on 2025-01-07 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:libreoffice:libreoffice:*:*:*:*:*:*:*:*
cpe:2.3:a:libreoffice:libreoffice:24.8.0.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:libreoffice:libreoffice:24.8.0.0:beta1:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

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