CVE-2026-45616
📛 CVE Title
Vvveb: Stored XSS in Posts allows privilege escalation via post editor
Description
Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.3, This vulnerability is fixed in 1.0.8.3.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- GitHub_M
- CVSS severity
- MEDIUM
- CVSS score
- 5.1 / 10
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N- Effective score
- 5.1 / 10 MEDIUM source: CNA overview
- CWE(s)
-
CWE-79 - Reserved
- 2026-05-12
- Published
- 2026-05-15 20:39 UTC
- Last updated
- 2026-05-15 22:19 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/45xxx/CVE-2026-45616.json
- Linked Threat
- CVE-2026-45616 — CVE-2026-45616
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-05-15 19:17:01 UTC
- NVD last modified
- 2026-05-18 17:26:40 UTC
- EPSS score
- 0.0005 (probability of exploitation in next 30 days)
- EPSS percentile
- 16.40% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24
NVD / KEV / EPSS data refreshed 2026-05-25 08:28 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-30579 - Assigner
- GitHub_M
- Published
- May 15, 2026, 6:39:11 PM
- Updated
- May 15, 2026, 8:19:44 PM
- EUVD base score (CVSS 4.0)
-
5.1 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N - EUVD-reported EPSS
- 0.0500
- Vendors
- givanz
- Products
-
Vvveb (< 1.0.8.3)
ENISA description: Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.3, This vulnerability is fixed in 1.0.8.3.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| givanz | Vvveb |
< 1.0.8.3 (affected)
|
— |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
- https://github.com/givanz/Vvveb/security/advisories/GHSA-39gc-pjv5-4w4p x_refsource_CONFIRM
MITRE references (1) cveawg.mitre.org
Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.
- https://github.com/givanz/Vvveb/security/advisories/GHSA-39gc-pjv5-4w4p x_refsource_CONFIRM
Web references (3)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://nvd.nist.gov/vuln/detail/CVE-2026-45616 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2026-45616 tenable:www.cve.org
- https://www.first.org/epss/ tenable:www.first.org
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://github.com/givanz/Vvveb/security/advisories/GHSA-39gc-pjv5-4w4p security-advisories@github.com
- https://github.com/givanz/Vvveb/security/advisories/GHSA-39gc-pjv5-4w4p 134c704f-9b21-4f2e-91b3-4a467353bcc0
Remediations (18)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:cyberpress.org
The Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent alert warning organizations about a critical zero-day vulnerability in Fortinet products that is already being actively exploited in real-world attacks. The flaw, tracked as CVE - 2026 -35616, was officially added to CISA's Known Exploited Vulnerabilities (KEV) catalog on April 6, 2026 . Inclusion in the KEV list ...
2026-05-23 20:50 UTC -
web:cybersecuritynews.com
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added CVE - 2026 -35616, a critical improper access control vulnerability in Fortinet FortiClient Enterprise Management Server (EMS), to its Known Exploited Vulnerabilities (KEV) catalog on April 6, 2026 , mandating federal agencies to remediate by April 9, 2026 .
2026-05-23 20:50 UTC -
web:docs.oracle.com
Oracle Critical Patch Update (CPU) April 2026 for Oracle Java SE Services: Java Management Release Date: April 21, 2026
2026-05-23 20:50 UTC -
web:horizon3.ai
A NodeZero ® Proactive Security Platform Rapid Response test is available to help customers verify exposure and confirm remediation . Technical Details CVE - 2026 -35616 is an improper access control issue in the FortiClient EMS API. Fortinet says an unauthenticated attacker can send crafted requests that lead to unauthorized code or command ...
2026-05-23 20:50 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-05-23 20:50 UTC -
web:securityaffairs.com
Fortinet issued emergency patches for a critical FortiClient EMS flaw ( CVE - 2026 -35616) actively exploited in the wild.
2026-05-23 20:50 UTC -
web:securityboulevard.com
Exploitation has been observed for CVE - 2026 -35616, a critical improper access control zero-day vulnerability affecting Fortinet FortiClientEMS devices.Key takeaways:CVE- 2026 -35616, an improper access control vulnerability, has been exploited in the wild as a zero-day. Public exploit code has been identified and Fortinet products have a long history of targeting by malicious actors. Hotfixes ...
2026-05-23 20:50 UTC -
web:www.bleepingcomputer.com
On Monday, CISA added CVE - 2026 -35616 to its Known Exploited Vulnerabilities (KEV) Catalog and ordered Federal Civilian Executive Branch (FCEB) agencies to patch FortiClient EMS instances by ...
2026-05-23 20:50 UTC -
web:www.helpnetsecurity.com
Defused Cyber has spotted a critical Fortinet FortiClient Endpoint Management Server (EMS) zero-day vulnerability ( CVE - 2026 -35616) being exploited in the wild. This time around, the confirmation ...
2026-05-23 20:50 UTC -
web:www.tenable.com
Exploitation has been observed for CVE - 2026 -35616, a critical improper access control zero-day vulnerability affecting Fortinet FortiClientEMS devices. Key takeaways: CVE - 2026 -35616, an improper access control vulnerability, has been exploited in the wild as a zero-day. Public exploit code has been identified and Fortinet products have a long history of targeting by malicious actors. Hotfixes ...
2026-05-23 20:50 UTC -
web:access.redhat.com
Learn about our open source products, services, and company. You are here
2026-05-26 02:56 UTC -
web:community.ui.com
Published: May 21, 2026 Updated: May 22, 2026 Version: 1.1 Revision: 1.1 Summary 1 of 5 A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection. Affected Products: UniFi OS Server (Version 5.0.6 and earlier) Mitigation : Update your UniFi OS Server to Version 5.0.8 or later ...
2026-05-26 02:56 UTC -
web:cyberpress.org
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two actively exploited Microsoft Defender vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, issuing an urgent remediation directive for federal agencies with a due date of June 3, 2026 .
2026-05-26 02:56 UTC -
web:support.esri.com
The C version of this patch also includes additional bug fixes not related to security, refer to the updated Issues Addressed with this Patch section for the latest details. Important Note - April 20, 2026 : The 11.4 version of the Portal for ArcGIS Security 2026 Update 1 Patch is now available.
2026-05-26 02:56 UTC -
web:support.servicenow.com
Overview The advisories below document publicly disclosed Common Vulnerabilities and Exposures ( CVEs ) in the Now Platform by ServiceNow. Because ServiceNow uses various methods to communicate vulnerability information, patches, and other fixes, customers should review family, security patch , and hotfix release notes, which are available at https://docs.servicenow.com, for a complete list of ...
2026-05-26 02:56 UTC -
web:www.crowdstrike.com
Microsoft's April 2026 Patch Tuesday addresses 164 CVEs , featuring 8 Critical vulnerabilities, one exploited zero-day, and one disclosed zero-day.
2026-05-26 02:56 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-05-26 02:56 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-05-26 02:56 UTC
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-45616.json.
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