iomad PDF Certificate lib.php local_iomad_pluginfile authorization

published 2026-11-09 2d ago modified 2026-11-09 2d ago also EUVD-2026-119981

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 15%
public exploits: 0; none known

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.

Patch / fix

links 1

github.com/iomad/iomad@66f7417 commit

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Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	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
CNA	3.1	4.3	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
CNA	3.0	4.3	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
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N/E:ND/RL:OF/RC:C
CNA	4.0	5.3	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
NVD	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

n/a iomad

Classification

Weakness

CWE-639 Authorization Bypass Through User-Controlled Key
CWE-285 Improper Authorization

References

github.com /iomad/iomad/commit/66f7417c5357b7575e39e8be390602156c1a1225
patch
vuldb.com /vuln/433093
vdb-entry, technical-description
vuldb.com /vuln/433093/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-113702
third-party-advisory
github.com /iomad/iomad/issues/2817
issue-tracking
github.com /iomad/iomad/
product

Sources

CVE List CVE-2026-113702
NVD CVE-2026-113702

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