01 Record
CVE-2026-1560
Custom Block Builder – Lazy Blocks <= 4.2.0 - Authenticated (Contributor+) Remote Code Execution
HighPUBLISHEDCNA: Wordfence
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
02 Description
Custom Block Builder – Lazy Blocks <= 4.2.0 - Authenticated (Contributor+) Remote Code Execution
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 9.44% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 95.3% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-02-11 08:26Z8 MO AGO
- Last updated
- 2026-04-08 17:16Z6 MO AGO
- Reserved
- 2026-01-28
- Assigning CNA
- Wordfence
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-94Improper Control of Generation of Code ('Code Injection')Base
- Data version
- 5.2
- Document digest
- 68f734306fa4bcdf04e935c7a603206b31b19473ae6479b946fb6787e12da662
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/b1853c88-277b-4955-b042-aeed1cffb49b?source=cve
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-rest.php#L88
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-blocks.php#L1637
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/lazy-blocks/trunk/classes/class-blocks.php#L766
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset/3454012/