VulnerabilityModified
CVE-2021-24423
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
MEDIUM 4.8EPSS 0.61%
Does this matter?
Lower severity and a low EPSS score (0.61%). Track it; it rarely justifies an emergency change on its own.
Description
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
- CVSS 3.1
- 4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.61% probability · 48th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- updraftplus/updraftplus
- Source
- contact@wpscan.com
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-afd3b9024102Exploit, Third Party Advisory
- 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-afd3b9024102Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.