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VulnerabilityCVE-2026-78388Published 2026-10-08

CVE-2026-78388 — IBM Security Verify Access

medium

As of 2026-10-08, CVE-2026-78388 is a MEDIUM-severity vulnerability in IBM Security Verify Access, CVSS v3.1 4.3, EPSS 0.1% (1.2th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-78388, most recently “IBM Verify Access / Verify Identity Access: 22 Flaws Patched Incl. Unauthenticated RCE via Deserialization (CVE-2026-78401, CVE-2026-78406)”.

CVSS v3.1
4.3/10Medium
EPSS
0.1%Higher than 1.2% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
2.2/10Threadlinqs triage score
Published
CVSS v3.1 4.3 (MEDIUM) · EPSS 0.1% (higher than 1.2% of all scored CVEs) · Priority 2.2/10 · Published 2026-10-08

Last updated:

What is CVE-2026-78388?

IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that the website trusts.

The record classifies CVE-2026-78388 under weakness class CWE-352. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first. 4 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 4 days ago.

Severity and exploitation probability

CVSS v3.1 base score
4.3 — MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS (FIRST)
0.1% probability of exploitation in the next 30 days, higher than 1.2% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
2.2/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-10-08

Is CVE-2026-78388 being exploited?

It currently carries a trending score of 34 in the Threadlinqs vulnerability feed.

Affected products and versions

  • IBM: Security Verify Access, Verify Identity Access, Security Verify Access Container, Verify Identity Access Container

How to fix CVE-2026-78388

No vendor patch reference has been recorded for CVE-2026-78388 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-78388

1 tracked threat in the Threadlinqs corpus references CVE-2026-78388, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .

Vendor advisory and patch