CVE-2023-1196Advanced Custom Fields - Contributor+ PHP Object Injection
- 8.8HighCVSS base score
- 1.1%Exploitation in 30 daysEPSS · top 34% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- YesPublic exploitsa reference or SSVC says so
Description
The Advanced Custom Fields (ACF) Free and Pro WordPress plugins 6.x before 6.1.0 and 5.x before 5.12.5 unserialize user controllable data, which could allow users with a role of Contributor and above to perform PHP Object Injection when a suitable gadget is present.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. 2 references of the record are tagged as an exploit. CISA's SSVC rates its exploitation: a proof of concept is public.
Show the exploits2
References tagged exploit2 references
- https://wpscan.com/vulnerability/cf376ca2-92f6-44ff-929a-ace809460a33 (opens in a new tab)exploitvdb-entrytechnical-descriptionx_transferred
- https://wpscan.com/vulnerability/8e5ec88e-0e66-44e4-bbf2-74155d849ede (opens in a new tab)exploitvdb-entrytechnical-descriptionx_transferred
Timeline
ID reserved
By WPScan
- 57 days later
· 57 days later
Published
- 21 months later
· 21 months 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.1% · top 34% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Affected products
Unknown · Advanced Custom Fields (ACF)
- affected 5.0.0 – < 5.12.5
- affected 6.0.0 – < 6.1.0
Unknown · Advanced Custom Fields (ACF) Pro
- affected 5.0.0 – < 5.12.5
- affected 6.0.0 – < 6.1.0
References
References2
- https://wpscan.com/vulnerability/cf376ca2-92f6-44ff-929a-ace809460a33 (opens in a new tab)exploitvdb-entrytechnical-descriptionx_transferred
- https://wpscan.com/vulnerability/8e5ec88e-0e66-44e4-bbf2-74155d849ede (opens in a new tab)exploitvdb-entrytechnical-descriptionx_transferred
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)
- EUVD EUVD-2023-23476 (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://cveledger.app/cve/CVE-2023-1196)Record last updated .