CVE-2023-32763

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2023-05-29. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.5Exploit: NoneExposed: 0

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

An issue was discovered in Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. When a SVG file with an image inside it is rendered, a QTextLayout buffer overflow can be triggered.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
39(Track)
EG Risk 39/100SSVC: 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
Severity75% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
67.1%
KEV
Not listed

Published

May 28, 2023

Last Modified

November 21, 2024

References (10)

Weakness Classification(1)

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

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 11× in last 7d / 50× 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 113 total refreshes for this CVE.

  1. 2026-07-24 14:16 UTCEPSS rescore
  2. 2026-07-23 14:16 UTCEPSS rescore
  3. 2026-07-23 14:16 UTCEPSS rescore
  4. 2026-07-23 02:23 UTCEG score recompute
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  15. 2026-07-15 19:49 UTCOSV refresh
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  1. 2026-07-11 08:25 UTCEPSS rescore
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  21. 2026-06-27 20:04 UTCOSV refresh
  22. 2026-06-27 03:07 UTCEPSS rescore
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  24. 2026-06-25 13:48 UTCEPSS rescore
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  26. 2026-06-24 14:04 UTCEPSS rescore
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  44. 2026-06-15 17:47 UTCEPSS rescore
  45. 2026-06-14 23:16 UTCEPSS rescore
  46. 2026-06-13 22:59 UTCEPSS rescore
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  48. 2026-06-12 23:10 UTCEPSS rescore
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  50. 2026-06-11 13:59 UTCEPSS rescore
  51. 2026-06-11 13:59 UTCEPSS rescore
  52. 2026-06-10 22:17 UTCEPSS rescore
  53. 2026-06-10 13:21 UTCEPSS rescore
  54. 2026-06-10 06:47 UTCOSV refresh
  55. 2026-06-08 14:16 UTCEPSS rescore
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  57. 2026-06-07 15:23 UTCEPSS rescore
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  75. 2026-05-29 13:43 UTCEPSS rescore

Frequently asked(5)

What is CVE-2023-32763?
CVE-2023-32763 is a high vulnerability published on May 28, 2023. An issue was discovered in Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. When a SVG file with an image inside it is rendered, a QTextLayout buffer overflow can be triggered.
When was CVE-2023-32763 disclosed?
CVE-2023-32763 was first published in the National Vulnerability Database on May 28, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-32763 actively exploited?
CVE-2023-32763 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 67.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-32763?
CVE-2023-32763 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2023-32763?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-32763, 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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