How severe is CVE-2025-22131?

CVE-2025-22131 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-22131 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-22131?

CVE-2025-22131 affects Phpoffice Phpspreadsheet. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-22131?

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

Does CVE-2025-22131 have an EU (EUVD) identifier?

Yes. CVE-2025-22131 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-0143.

When was CVE-2025-22131 published?

CVE-2025-22131 was published on 2025-01-20 and last updated on 2026-06-17.

CVE-2025-22131

CVE-2025-22131 is a medium-severity vulnerability in Phpoffice Phpspreadsheet with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-0143
Weakness: CWE-79
Affected product: Phpoffice Phpspreadsheet
Published: 2025-01-20
Last modified: 2026-06-17

Description

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Cross-Site Scripting (XSS) vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response.

Frequently asked questions

What is CVE-2025-22131?: PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Cross-Site Scripting (XSS) vulnerability in the code which translates the XLSX file into a HTML representation and displays it in the response.
How severe is CVE-2025-22131?: CVE-2025-22131 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-22131 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-22131?: CVE-2025-22131 affects Phpoffice Phpspreadsheet. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-22131?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-22131 have an EU (EUVD) identifier?: Yes. CVE-2025-22131 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-0143.
When was CVE-2025-22131 published?: CVE-2025-22131 was published on 2025-01-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phpoffice:phpspreadsheet:*:*:*:*:*:*:*:*

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