CVE-2017-8326

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 8.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

libimageworsener.a in ImageWorsener before 1.3.1 has "left shift cannot be represented in type int" undefined behavior issues, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image, related to imagew-bmp.c and imagew-util.c.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
45(Track)
EG Risk 45/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity88% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
83%
KEV
Not listed

Published

April 29, 2017

Last Modified

June 17, 2026

Advisory Details (3)

Auto-updated May 22, 2026
No patch confirmed yet.
generic

ImageWorsener: Multiple vulnerabilities (GLSA 201706-06) — Gentoo security

https://security.gentoo.org/glsa/201706-06
generic

Trying to fix some invalid left shift operations · jsummers/imageworsener@a001831 · GitHub

https://github.com/jsummers/imageworsener/commit/a00183107d4b84bc8a714290e824ca9c68dac738
generic

imageworsener: two left shift | agostino's blog

https://blogs.gentoo.org/ago/2017/04/27/imageworsener-two-left-shift/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 4× in last 7d / 23× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 147 total refreshes for this CVE.

  1. 2026-08-25 13:44 UTCEPSS rescore
  2. 2026-08-23 00:14 UTCEPSS rescore
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  1. 2026-07-23 14:15 UTCEPSS rescore
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  48. 2026-06-23 06:00 UTCOSV refresh
  49. 2026-06-21 14:54 UTCEPSS rescore
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  73. 2026-06-05 22:44 UTCEPSS rescore
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  75. 2026-06-05 06:08 UTCEPSS rescore

Frequently asked(5)

What is CVE-2017-8326?
CVE-2017-8326 is a high vulnerability published on April 29, 2017. libimageworsener.a in ImageWorsener before 1.3.1 has "left shift cannot be represented in type int" undefined behavior issues, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image, related to imagew-bmp.c…
When was CVE-2017-8326 disclosed?
CVE-2017-8326 was first published in the National Vulnerability Database on April 29, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-8326 actively exploited?
CVE-2017-8326 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 17.0% of all scored CVEs.
What is the CVSS score of CVE-2017-8326?
CVE-2017-8326 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2017-8326?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-8326, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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