CVE-2017-8781 — XnView Classic for Windows Version 2.40 allows user-assisted remote attackers to execute code via a crafted JPEG 2000 file that is mishandled during the opening of a directory in "Browser" mode, because of a "Stack Buffer Overrun" issue

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HIGH

XnView Classic for Windows Version 2.40 allows user-assisted remote attackers to execute code via a crafted JPEG 2000 file that is mishandled during the opening of a directory in "Browser" mode, because of a "Stack Buffer Overrun" issue

Published Jul 5, 2017

7.8

HIGH

CVSS 3.0

EPSS 1.56%

Description

XnView Classic for Windows Version 2.40 allows user-assisted remote attackers to execute code via a crafted JPEG 2000 file that is mishandled during the opening of a directory in "Browser" mode, because of a "Stack Buffer Overrun" issue.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.56% 0.01556

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01556

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (13 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.56% (0.01556)	74.27th	v5 (v2026.06.15)
Sep 20, 2026	1.56% (0.01556)	74.06th	v5 (v2026.06.15)
Jul 20, 2024	0.70% (0.00696)	80.43th	v3 (v2023.03.01)
Mar 17, 2024	0.70% (0.00696)	79.75th	v3 (v2023.03.01)
Feb 6, 2024	0.71% (0.00711)	78.44th	v3 (v2023.03.01)
Nov 20, 2023	0.58% (0.00580)	75.60th	v3 (v2023.03.01)
Oct 9, 2023	0.52% (0.00524)	74.18th	v3 (v2023.03.01)
Sep 3, 2023	0.35% (0.00348)	68.17th	v3 (v2023.03.01)
Mar 7, 2023	0.18% (0.00176)	52.98th	v3 (v2023.03.01)
Mar 6, 2023	1.62% (0.01624)	75.89th	v2 (v2022.01.01)
Feb 4, 2022	1.10% (0.01103)	28.56th	v2 (v2022.01.01)
Feb 3, 2022	0.97% (0.00975)	26.14th	v5 (v2026.06.15)
Apr 14, 2021	0.97% (0.00975)	0.00th	v1

Weaknesses (1)

CWE-119

Buffer Overflow

References (1)

https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8781
x_refsource_MISCThird Party Advisory

Link	Providers	Tags
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8781		x_refsource_MISCThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jul 5, 2017

Updated Aug 5, 2024

Reserved May 4, 2017

Link CVE-2017-8781

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2017-8781

Red Hat

Severity n/a

Public date n/a

Links CVE-2017-8781