01 Record
CVE-2026-75962
Post SMTP <= 4.0.1 - Unauthenticated Stored DOM-Based Cross-Site Scripting via 'user_email' Parameter (Multisite Registration → Failed Email Log)
HighPUBLISHEDCNA: Wordfence
CNA base score7.2 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
02 Description
Post SMTP <= 4.0.1 - Unauthenticated Stored DOM-Based Cross-Site Scripting via 'user_email' Parameter (Multisite Registration → Failed Email Log)
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
- 0.27% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 20.0% of scored records. A rank, not a probability.
- NVD base score
- 7.2 (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:C/C:L/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-09.
- 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
- 2026-10-06 05:30Z23 DAYS AGO
- Last updated
- 2026-10-09 00:55Z20 DAYS AGO
- Reserved
- 2026-08-18
- Assigning CNA
- Wordfence
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.2)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.2
- Document digest
- d931584f57f52350e36f726471008837dcd9dee2c08bef902621a8175f95ccb8
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/accac3da-0318-4e79-a163-ed9ff2af692b?source=cve
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/post-smtp/tags/3.9.5/Postman/PostmanWpMail.php#L374
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/post-smtp/tags/3.9.5/script/postman-email-logs.js#L711
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/post-smtp/tags/3.9.5/Postman/PostmanEmailLogs.php#L538
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/post-smtp/tags/3.9.5/Postman/Postman-Email-Log/PostmanEmailLogService.php#L215
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/post-smtp/tags/3.9.5/Postman/Postman-Mail/PostmanEmailAddress.php#L63
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?reponame=&new=3711079%40post-smtp%2Ftags%2F4.0.2&old=3664536%40post-smtp%2Ftags%2F4.0.1
- plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset/3711068/post-smtp/trunk/Postman/Postman-Email-Log/PostmanEmailLogService.php