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CVE-2021-24341: When deleting a date in the Xllentech English Islamic Calendar WordPress plugin before 2.6.8, the year_number and month_number POST parameters are not sanitised, escaped or validated before being used

high Affects english-islamic-calendar (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

When deleting a date in the Xllentech English Islamic Calendar WordPress plugin before 2.6.8, the year_number and month_number POST parameters are not sanitised, escaped or validated before being used

Package
english-islamic-calendar (WordPress plugin) WordPress
Affected versions
<2.6.8
Fixed in
2.6.8
Severity
high  CVSS 8.8
Exploitation
not on CISA KEV · EPSS 2% (75.5th percentile)
Published
2021-06-14
Source
nvd

References

CWE-89
NVD recordenglish-islamic-calendar (WordPress plugin) advisories

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