November 14, 2026

CVE Watchtower

CVE-2026-113702n/a iomad Authorization Bypass Through User-Controlled Key

NVD

Vulnerability Summary

A security flaw has been discovered in iomad up to 4.5.15/5.0.11/5.1.8/5.2.4. Affected by this vulnerability is the function local_iomad_pluginfile in the library public/local/iomad/lib.php of the component PDF Certificate Handler. The manipulation results in authorization bypass. The attack can be launched remotely. The patch is identified as ac7427130865ce0ed80870813317c87ae3060fa4/7bf0b10199782e04aa579e9d516e473b164afd1c/db903abdcb3aba124cce670608ae6d7ba5f51a84/66f7417c5357b7575e39e8be390602156c1a1225. It is advisable to implement a patch to correct this issue. This CVE was requested by the vendor.
Severity Level
MEDIUM(5.3)
Published Date
Nov 9, 2026
Last Modified
Nov 9, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.24%Probability
Root Weakness (CWE)
CWE-639: Authorization Bypass Through User-Controlled Key β†—
The system does not prevent one user from accessing another user data or record by modifying the key value identifying the data.
CWE-285 β†—
See the MITRE CWE entry for the full definition of this weakness.
CVSS v4.0 Base Metrics — Score 5.3 (MEDIUM)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredLow
User InteractionNone
Confidentiality (Vulnerable System)Low
Integrity (Vulnerable System)None
Availability (Vulnerable System)None
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
Show CVSS v3.x metrics (score 4.3)
CVSS v3.1 Base Metrics — Score 4.3 (MEDIUM)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityNone

Affected & Patched Versions

Affected Versions
  • n/a iomad 4.5.0
  • n/a iomad 4.5.1
  • n/a iomad 4.5.2
  • n/a iomad 4.5.3
  • n/a iomad 4.5.4
  • n/a iomad 4.5.5
  • n/a iomad 4.5.6
  • n/a iomad 4.5.7
  • n/a iomad 4.5.8
  • n/a iomad 4.5.9
  • n/a iomad 4.5.10
  • n/a iomad 4.5.11
  • n/a iomad 4.5.12
  • n/a iomad 4.5.13
  • n/a iomad 4.5.14
  • n/a iomad 4.5.15
  • n/a iomad 5.0.0
  • n/a iomad 5.0.1
  • n/a iomad 5.0.2
  • n/a iomad 5.0.3
  • n/a iomad 5.0.4
  • n/a iomad 5.0.5
  • n/a iomad 5.0.6
  • n/a iomad 5.0.7
  • n/a iomad 5.0.8
  • n/a iomad 5.0.9
  • n/a iomad 5.0.10
  • n/a iomad 5.0.11
  • n/a iomad 5.1.0
  • n/a iomad 5.1.1
  • n/a iomad 5.1.2
  • n/a iomad 5.1.3
  • n/a iomad 5.1.4
  • n/a iomad 5.1.5
  • n/a iomad 5.1.6
  • n/a iomad 5.1.7
  • n/a iomad 5.1.8
  • n/a iomad 5.2.0
  • n/a iomad 5.2.1
  • n/a iomad 5.2.2
  • n/a iomad 5.2.3
  • n/a iomad 5.2.4
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Fix it during your normal patch cycle. No exploitation is confirmed yet.

  1. Check whether you run n/a iomad and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.

Timeline

  • Nov 9, 2026Published
  • Nov 9, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 14, 2026 01:09 UTC