After guessing a 62^15 complex unique identifier, a malicious logged in user was able to retrieve a list of memberships for a circle they are not a member of.
CVE-2026-68493
Score 3.1 from GitHub Security Advisory (severity: LOW) published 2026-09-18. a secondary CVSS source baseline 3.1; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 3.1
- EG Score
- 3.1(high)
- EG Risk
- 14(Track)EG Risk 14/100SSVC: 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 computedSeverity31% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 4%
- KEV
- Not listed
Published
September 18, 2026
Last Modified
September 18, 2026
References (1)
- support@hackeronehttps://hackerone.com/reports/3484601
Vendor Advisories for CVE-2026-68493(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 9× in last 7d / 9× 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.
- 2026-09-20 20:16 UTCEPSS rescore
- 2026-09-18 20:32 UTCEG score recompute
- 2026-09-18 20:32 UTCGHSA enrichment
- 2026-09-18 19:48 UTCEG score recompute
- 2026-09-18 19:48 UTCGHSA enrichment
- 2026-09-18 19:28 UTCEPSS rescore
- 2026-09-18 02:32 UTCEG score recompute
- 2026-09-18 01:34 UTCEG score recompute
- 2026-09-18 01:34 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Same CWE
10 shownCWE-639
Frequently asked(5)
What is CVE-2026-68493?
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Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-68493
Is Your Infrastructure Affected by CVE-2026-68493?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.