CVE-2023-5843
Ads by datafeedr.com <= 1.1.3 - Unauthenticated (Limited) Remote Code Execution
- Published
- Updated
- Reserved
- Assigned by
- Wordfence
Description
The Ads by datafeedr.com plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 1.1.3 via the 'dfads_ajax_load_ads' function. This allows unauthenticated attackers to execute code on the server. The parameters of the callable function are limited, they cannot be specified arbitrarily.
Timeline
ID reserved
By Wordfence
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| WordfenceCNA (assigner) | 3.1 | Critical9.0 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.6% · top 14% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.0.
Weakness
Affected products
datafeedrcom · Ads by datafeedr.com
- affected ≤ 1.1.3
References (3)
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5412fd87-49bc-445c-8d16-443e38933d1e?source=cve (opens in a new tab)x_transferred
- https://plugins.trac.wordpress.org/browser/ads-by-datafeedrcom/tags/1.1.3/inc/dfads.class.php#L34 (opens in a new tab)x_transferred
- https://plugins.trac.wordpress.org/changeset/2991088/ads-by-datafeedrcom (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-5843)Record last updated .