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CVE-2020-7776

nvd nist
Published: Dec 9, 2020Modified: Nov 21, 2024

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6.4
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Exploitability: 3.1 / Impact: 2.7
Source: NVD

Description

This affects the package phpoffice/phpspreadsheet from 0.0.0. The library is vulnerable to XSS when creating an html output from an excel file by adding a comment on any cell. The root cause of this issue is within the HTML writer where user comments are concatenated as part of link and this is returned as HTML. A fix for this issue is available on commit 0ed5b800be2136bcb8fa9c1bdf59abc957a98845/master branch.

Affected (1)

Phpoffice
1 product
Phpspreadsheet
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Phpspreadsheet
Before 1.16.0

Related CWEs

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (6)

Source: report@snyk.io
Broken Link
Source: report@snyk.io
PatchThird Party Advisory
Source: report@snyk.io
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
Source: af854a3a-2127-422b-91ae-364da2661108
PatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.