CVE-2022-0212 json
SpiderCalendar <= 1.5.65 - Reflected Cross-Site Scripting
published 4y ago modified 4mo ago also EUVD-2022-15414
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.3%
- EPSS 2.3% chance of exploitation in 30 days, percentile 83%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
The SpiderCalendar WordPress plugin through 1.5.65 does not sanitise and escape the callback parameter before outputting it back in the page via the window AJAX action (available to both unauthenticated and authenticated users), leading to a Reflected Cross-Site Scripting issue.
Is CVE-2022-0212 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
2.30% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- Nuclei template WordPress Spider Calendar <=1.5.65 - Cross-Site Scripting nuclei detection template
- wpscan.com https://wpscan.com/vulnerability/15be2d2b-baa3-4845-82cf-3c351c695b47 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 SpiderCalendar
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wpscan.com
/vulnerability/15be2d2b-baa3-4845-82cf-3c351c695b47
exploit, third-party-advisory
Sources
- CVE List CVE-2022-0212
- NVD CVE-2022-0212
Fencer Intel 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.