packagist package report

Is phpoffice/phpspreadsheet safe?

phpoffice/phpspreadsheet (packagist) has 35 known vulnerabilities, the worst rated CRITICAL. Upgrade to 5.10.0 or later to clear all of them. No malicious-package signal is recorded.

// reach

0 direct dependencies

none carry a known advisory

0 packages depend on it

dependents not yet indexed for this ecosystem

Create a free accountfor every dependency path, dependent and what to upgrade

// ai model usage

Tracked for PyPI packages. HuggingFace models declare Python dependencies, so packagist packages are not covered.

cvss

9.2

critical

CVSS v4.0 base score out of 10

epss

0.46%

medium

chance of exploitation in 30 days, 41st percentile of all CVEs

xyz score

4.0

medium

CyberXYZ composite out of 10

fig. 01 — GHSA-87m4-826x-3crx, the advisory selected below

// 35 advisories

GHSA-87m4-826x-3crx

CRITICALGitHub ratingCVE-2026-45034

CVE-2026-34084 was patched by the helper File::prohibitWrappers.

Full advisory text at GitHub advisory or NVD.

// cvss v4.0 vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Attack vector: Network
Attack complexity: Low
Attack requirements: Present
Privileges required: None
User interaction: None
Confidentiality (vulnerable system): High
Integrity (vulnerable system): High
Availability (vulnerable system): High
Confidentiality (subsequent systems): None
Integrity (subsequent systems): None
Availability (subsequent systems): None

// questions

Is phpoffice/phpspreadsheet safe to install?

CyberXYZ does not call a package safe in absolute terms. It records 35 known vulnerabilities for phpoffice/phpspreadsheet (packagist), the worst rated CRITICAL, and no malicious-package signal. Whether it is acceptable depends on the version you run.

Does phpoffice/phpspreadsheet have known vulnerabilities?

Yes. CyberXYZ records 35 known vulnerabilities for phpoffice/phpspreadsheet (packagist), the worst rated CRITICAL. These include GHSA-87m4-826x-3crx, GHSA-q4q6-r8wh-5cgh, GHSA-j2w7-387v-m2rq, GHSA-rxj4-h86g-25gc, GHSA-3x94-m842-937c.

Which version of phpoffice/phpspreadsheet should I use?

5.10.0 or later clears every advisory recorded for phpoffice/phpspreadsheet (packagist). Check the release you pick before installing it.

How do I check phpoffice/phpspreadsheet before installing?

Search phpoffice/phpspreadsheet in CyberXYZ Check at https://cyberxyz.io/check?q=phpoffice%2Fphpspreadsheet. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.

Checked 2026-11-14 at 05:53 UTC. The most recent advisory here was published 2026-10-27. Updated continuously from NVD, GHSA, OSV and CNA feeds.