# CVE-2026-113702: iomad PDF Certificate lib.php local_iomad_pluginfile authorization

Status: published. Published: 2026-11-09. Updated: 2026-11-09.

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.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulDB) — https://github.com/iomad/iomad/commit/66f7417c5357b7575e39e8be390602156c1a1225

## Affected products and versions

- n/a / iomad: 4.5.0 (affected); 4.5.1 (affected); 4.5.2 (affected); 4.5.3 (affected); 4.5.4 (affected); 4.5.5 (affected); 4.5.6 (affected); 4.5.7 (affected); 4.5.8 (affected); 4.5.9 (affected); 4.5.10 (affected); 4.5.11 (affected); 4.5.12 (affected); 4.5.13 (affected); 4.5.14 (affected); 4.5.15 (affected); 5.0.0 (affected); 5.0.1 (affected); 5.0.2 (affected); 5.0.3 (affected); 5.0.4 (affected); 5.0.5 (affected); 5.0.6 (affected); 5.0.7 (affected); 5.0.8 (affected); 5.0.9 (affected); 5.0.10 (affected); 5.0.11 (affected); 5.1.0 (affected); 5.1.1 (affected); 5.1.2 (affected); 5.1.3 (affected); 5.1.4 (affected); 5.1.5 (affected); 5.1.6 (affected); 5.1.7 (affected); 5.1.8 (affected); 5.2.0 (affected); 5.2.1 (affected); 5.2.2 (affected); 5.2.3 (affected); 5.2.4 (affected). Source: CNA: VulDB

## Severity and prioritization

- CVSS 4.0: 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; source: CNA: VulDB

- CVSS 3.1: 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; source: CNA: VulDB

- CVSS 3.0: 4.3 (medium); CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C; source: CNA: VulDB

- CVSS 2.0: 4 (medium); AV:N/AC:L/Au:S/C:P/I:N/A:N/E:ND/RL:OF/RC:C; source: CNA: VulDB

- CVSS 4.0: 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X; source: NVD: cna@vuldb.com

- CVSS 3.1: 4.3 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N; source: NVD: cna@vuldb.com

- CVSS 2.0: 4 (medium); AV:N/AC:L/Au:S/C:P/I:N/A:N; source: NVD: cna@vuldb.com

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-639, CWE-285

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://vuldb.com/vuln/433093 (CNA: VulDB; vdb-entry, technical-description)

- https://vuldb.com/vuln/433093/cti (CNA: VulDB; signature, permissions-required)

- https://vuldb.com/cve/CVE-2026-113702 (CNA: VulDB; third-party-advisory)

- https://github.com/iomad/iomad/issues/2817 (CNA: VulDB; issue-tracking)

- https://github.com/iomad/iomad/commit/66f7417c5357b7575e39e8be390602156c1a1225 (CNA: VulDB; patch)

- https://github.com/iomad/iomad/ (CNA: VulDB; product)

- https://github.com/iomad/iomad/ (cna@vuldb.com)

- https://github.com/iomad/iomad/commit/66f7417c5357b7575e39e8be390602156c1a1225 (cna@vuldb.com)

- https://github.com/iomad/iomad/issues/2817 (cna@vuldb.com)

- https://vuldb.com/cve/CVE-2026-113702 (cna@vuldb.com)

- https://vuldb.com/vuln/433093 (cna@vuldb.com)

- https://vuldb.com/vuln/433093/cti (cna@vuldb.com)

## Provenance

- CNA: VulDB: https://www.cve.org/CVERecord?id=CVE-2026-113702; retrieved 2026-11-09; source updated 2026-11-09

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-113702; retrieved 2026-11-09; source updated 2026-11-09

Revision: 4e6019f075d24f0c71d3b1382c3138a3f8fc00076dccc5660fb830a7fedba203

Canonical: https://y2.dev/cve/CVE-2026-113702

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