CVE-2021-24423

UpdraftPlus < 1.16.59 - Admin+ Stored Cross-Site Scripting

EPSS 0.6%CWE-79

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

24 Jan 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

The UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.6.59 does not sanitise its updraft_service settings, allowing high privilege users to set malicious JavaScript payload in it and leading to a Stored Cross-Site Scripting issue

Affected products

Unknown · UpdraftPlus WordPress Backup Plugin

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References

https://m0ze.ru/vulnerability/%5B2021-05-09%5D-%5BWordPress%5D-%5BCWE-79%5D-UpdraftPlus-WordPress-Plugin-v1.16.56.txt https://wpscan.com/vulnerability/541974d6-2df8-4497-9aee-afd3b9024102