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CVE-2024-56365

PhpSpreadsheet vulnerable to unauthorized reflected XSS in the constructor of the Downloader class

Published: Jan 3, 2025Updated: Apr 21, 2025 Sources: CVE List NVD GHSA BDUCWE-79
NVD MITRE
5.4CVSSMEDIUM
EPSS Score
0.3%
Top 77.4%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 are vulnerable to unauthorized reflected cross-site scripting in the constructor of the `Downloader` class. Using the `/vendor/phpoffice/phpspreadsheet/samples/download.php` script, an attacker can perform a cross-site scripting attack. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7 contain a patch for the issue.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

PhpSpreadsheetPHPOffice
Library
OSS Libraries / generic-library
phpspreadsheetphpoffice
Library
OSS Libraries / generic-library
phpoffice/phpspreadsheetPackagistOSS Libraries
phpoffice/phpexcelPackagistOSS Libraries
PhpSpreadsheetСообщество свободного программного обеспечения
On-prem
Operating Systems / linux-distro
phpofficeoss-projectOSS Libraries
packagistpackage-ecosystemOSS Libraries
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/PHPOffice/PhpSpreadsheet/security/advisories/GHSA-jmpx-686v-c3wx
github.com
https://github.com/PHPOffice/PhpSpreadsheet/commit/700a80346be269af668914172bc6f4521982d0b4#diff-fbb0f53a5c68eeeffaa9ab35552c0b01740396f1a4045af5d2935ec2a62a7816
github.com
https://nvd.nist.gov/vuln/detail/CVE-2024-56365
nvd.nist.gov
and 3 more references View all →

Timeline

Published
Jan 3, 2025
Last Updated
Apr 21, 2025

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