CVE-2026-104680: Envira Gallery < 1.16.2 - Multisite Subsite Admin+ Arbitrary Plugin Installation via Onboarding Wizard
Noroxi assessment
Priority: Monitor (action score 28/100)
- The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
- Probability of exploitation in the next 30 days: 0.30% (FIRST EPSS).
- Anyone who can reach it over the internet can trigger it. Administrator privileges are required. No user action is required. No special conditions are required; it is repeatable.
- Fixed version: Unknown Envira Gallery 1.16.2.
- Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).
Low priority for now. Upgrade to Unknown Envira Gallery 1.16.2 or later.
Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it
Primary sources: NVD · CVE.org · FIRST EPSS
The Envira Gallery WordPress plugin before 1.16.2 does not verify that a user holds the capability WordPress reserves for installing Envira Gallery WordPress plugin before 1.16.2 code before processing its setup-wizard Envira Gallery WordPress plugin before 1.16.2-installation request, and does not restrict the installation to its own curated list, allowing a Multisite subsite Administrator to install an arbitrary WordPress.org-published Envira Gallery WordPress plugin before 1.16.2 into the network-shared Envira Gallery WordPress plugin before 1.16.2 directory, a privilege Multisite reserves for the network Super Admin.
- Published
- Oct 11, 2026
- Updated
- Oct 13, 2026
- EPSS
- 0.3% · 23th percentile
- CWE
- CWE-269
Report tools
Action score
28
Low priority for now.
- CVSS
- 28 / 40 · 7.2 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.3%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
Is Envira Gallery – Image Photo Gallery, Albums, Video Gallery, Slideshows & More on your site?
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Noroxi analysis
What does it mean in your environment?
The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.
We use this product, ask for helpAffected systems
Is your version affected?
Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.
—
Versions reported by the vendor
Affected version ranges reported by the assigning authority (WPScan). Independent of NVD's CPE analysis and usually ahead of it.
Unknown Envira Gallery
- before 1.16.2affected · semver
Same product
unknown: all recordsOther highest-scoring records for the same primary product.
- CVE-2026-104653Envira Gallery < 1.16.1 - Author+ Stored XSS via Gallery Crop Dimensions27Monitor
- CVE-2026-104652Envira Gallery < 1.16.1 - Author+ Stored XSS via Gallery Image ID27Monitor
- CVE-2026-104684Envira Gallery < 1.16.2 - Author+ IDOR via Shortcode10Monitor
Published before and after this one in the same product
- Later →CVE-2026-104681Oct 11, 2026 · Envira Gallery < 1.16.2 - Author+ Non-Public Post Title and Excerpt Disclosure via Gallery REST Field10Monitor
- Later →CVE-2026-104682Oct 11, 2026 · Envira Gallery < 1.16.2 - Contributor Missing Authorization via Convert Gallery REST Route10Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| Unknown Envira Gallery | 1.16.2 | Vendor (CNA) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
- Published
- Fix recordedsame day
- TodayNov 12, 2026+33 d
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
- Karthik Ramakrishnanfinder
- WPScancoordinator
National notice (Türkiye Cybersecurity Directorate / USOM)
Official security notices citing this record; remediation advice is on the agency's page.
- TR-26-1290 · Oct 12, 2026(WordPress Eklenti Güvenlik Bildirimi)
Not on record for this CVE: patch commit or PR link · variant or chain candidate · public bounty program.
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- Administrator privileges are required.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-269 · Improper Privilege ManagementCVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
nvd-secondary
Root cause
To simplify setup, a service account is granted broad, cluster-wide permissions. The principle of least privilege is skipped during installation.
The bug in code
The whole CWE-269 classA representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.
Vulnerable
kind: ClusterRole
rules:
- apiGroups: ["*"]
resources: ["*"]
verbs: ["*"]Fixed
kind: Role
metadata:
namespace: lodos-system
rules:
- apiGroups: ["apps"]
resources: ["deployments"]
verbs: ["get", "list", "update"]Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Change log
- CVSS— → 7.2
- Severity— → high
- SSVC exploitation— → none
- Exploit maturity— → none
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.