How severe is CVE-2019-16887?

CVE-2019-16887 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-16887 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16887?

CVE-2019-16887 affects Irfanview. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16887?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-16887 published?

CVE-2019-16887 was published on 2019-09-25 and last updated on 2026-06-17.

CVE-2019-16887

CVE-2019-16887 is a high-severity vulnerability in Irfanview with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Irfanview
Published: 2019-09-25
Last modified: 2026-06-17

Description

In IrfanView 4.53, Data from a Faulting Address controls a subsequent Write Address starting at image00400000+0x000000000001dcfc.

Frequently asked questions

What is CVE-2019-16887?: In IrfanView 4.53, Data from a Faulting Address controls a subsequent Write Address starting at image00400000+0x000000000001dcfc.
How severe is CVE-2019-16887?: CVE-2019-16887 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-16887 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16887?: CVE-2019-16887 affects Irfanview. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16887?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-16887 published?: CVE-2019-16887 was published on 2019-09-25 and last updated on 2026-06-17.

References

https://github.com/cribdragg3r/offensive_research/blob/master/bugs/irfanview/0x000000000001dcfc.adoc

Affected products (1)

cpe:2.3:a:irfanview:irfanview:4.53:*:*:*:*:*:*:*

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