CVE-2021-24994 json
WPvivid Backup and Migration Plugin < 0.9.69 - Unauthenticated Stored Cross-Site Scripting
published 2022-02-28 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11906
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 69%
- public exploits
- 0
- none known
Summary
The Migration, Backup, Staging WordPress plugin before 0.9.69 does not have authorisation when adding remote storages, and does not sanitise as well as escape a parameter from such unauthenticated requests before outputting it in admin page, leading to a Stored Cross-Site Scripting issue
Patch / fix
- wpvivid migration,_backup,_staging 0.9.69
Exploit prediction
1.23% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/ea74257a-f6b0-49e9-a81f-53c0eb81b1da referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Affected products
- Unknown Migration, Backup, Staging – WPvivid Backup and Migration Plugin
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wpscan.com
/vulnerability/ea74257a-f6b0-49e9-a81f-53c0eb81b1da
exploit, third-party-advisory
Sources
- CVE List CVE-2021-24994
- NVD CVE-2021-24994
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.