01 Record
CVE-2026-11354
Participants Database <= 2.7.8.3 - Missing Authorization to Unauthenticated Arbitrary Record Update / Sensitive Information Exposure via 'id' Parameter
MediumPUBLISHEDCNA: Wordfence
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
02 Description
Participants Database <= 2.7.8.3 - Missing Authorization to Unauthenticated Arbitrary Record Update / Sensitive Information Exposure via 'id' Parameter
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.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.41% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 35.6% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-07-24.
- 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
- 2026-07-24 02:32Z3 MO AGO
- Last updated
- 2026-07-24 21:18Z3 MO AGO
- Reserved
- 2026-06-05
- Assigning CNA
- Wordfence
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-862Missing AuthorizationClass
- Data version
- 5.2
- Document digest
- 81ddd4c49c6b31a87ffdbc92a3186a65a440e09f0c9a0e73190c2554b491dbec
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/ff1b8d09-974a-4735-8b63-15084412090d?source=cve
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/participants-database/tags/2.7.8.3/classes/PDb_submission/main_query/update_query.php#L57
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/participants-database/tags/2.7.8.3/participants-database.php#L2437
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/participants-database/tags/2.7.8.3/participants-database.php#L1671
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/participants-database/tags/2.7.8.3/classes/PDb_Shortcode.php#L1267
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?reponame=&old=3606851%40participants-database&new=3606851%40participants-database