CVE-2023-22622 json
WordPress through 6.1.1 depends on unpredictable client visits to cause wp-cron.php execution and the resulting security updates, and the s…
published 2023-01-05 3 y ago modified 2026-09-08 2 mo ago also BIT-wordpress-2023-22622 , BIT-wordpress-multisite-2023-22622 , EUVD-2023-26757
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 77%
- public exploits
- 0
- none known
Summary
WordPress through 6.1.1 depends on unpredictable client visits to cause wp-cron.php execution and the resulting security updates, and the source code describes "the scenario where a site may not receive enough visits to execute scheduled tasks in a timely manner," but neither the installation guide nor the security guide mentions this default behavior, or alerts the user about security risks on installations with very few visits.
Patch / fix
- bitnami wordpress 6.1.2
- bitnami wordpress-multisite 6.1.2
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2023-22622 updated cvss 5.9
wordpress: DoS via the wp-cron.php functionality due to improper restriction of the amount for request handling
-
Red Hat All currently supported Red Hat productsnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 19 mo ago
Exploit prediction
1.73% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.3 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| OSV | 3.1 | 5.3 | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | wordpress | <6.1.2 |
6.1.2 |
| bitnami | wordpress-multisite | <6.1.2 |
6.1.2 |
Classification
- Technology feeds
References
-
developer.wordpress.org
/plugins/cron/
product, vendor-advisory, advisory
-
wordpress.org
/about/security/
vendor-advisory, advisory
-
wordpress.org
/support/article/how-to-install-wordpress/
vendor-advisory, advisory
-
medium.com
/%40thecpanelguy/the-nightmare-that-is-wpcron-php-ae31c1d3ae30
web
-
tenable.com
/plugins/was/113449
third-party-advisory, advisory
-
github.com
/WordPress/WordPress/blob/dca7b5204b5fea54e6d1774689777b359a9222ab/wp-cron.php#L5-L8
third-party-advisory, advisory
-
patchstack.com
/articles/solving-unpredictable-wp-cron-problems-addressing-cve-2023-22622/
third-party-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2023-22622
web
Sources
- CVE List CVE-2023-22622
- NVD CVE-2023-22622
- OSV BIT-wordpress-2023-22622
- OSV BIT-wordpress-multisite-2023-22622
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.