Is CVE-2026-14979 in the CISA KEV catalog?

No. CVE-2026-14979 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-14979?

CVE-2026-14979 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2026-14979?

CVE-2026-14979 has an EPSS score of 0.36% (28th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-14979?

No published fix for CVE-2026-14979 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-14979

MEDIUM

5.3

CVSS v3

NVD

Description

IBM Engineering Lifecycle Management 7.0.3 ( Interim Fix 001 through ) Interim Fix 021, 7.1.0 ( Interim Fix 001 through ) Interim Fix 009, and 7.2.0 and 7.2.0 Interim Fix 001 DOORS could allow a remote attacker to cause a denial of service due to improper handling of XML entity expansion.

CWE-776

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.36%probability of exploitation in 30 days

28thpercentile

Low risk: more likely to be exploited than 28% of all known CVEs.

References

Other references1

ibm.com

Related Vulnerabilities

Other CWE-776 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2009-1955	High	7.5	53%	-	Fix
CVE-2017-18640	High	7.5	27%	-	Fix
CVE-2019-11253	High	7.5	26%	-	Fix
CVE-2019-12401	High	7.5	7.5%	-	-
CVE-2023-20052	Medium	5.3	7.0%	-	Fix
CVE-2019-15903	High	7.5	6.7%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-20.