An high privileged remote attacker can access a hidden configuration method, that should not be accessible by any user, to modify critical program parameters. This can result in a total loss of confidentiality, integrity and availability.
CVE-2026-10521
Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-06-23. a secondary CVSS source baseline 7.2; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.2
- EG Score
- 7.2(high)
- EG Risk
- 33(Track)EG Risk 33/100SSVC: 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 computedSeverity72% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 22.8%
- KEV
- Not listed
Published
June 23, 2026
Last Modified
June 23, 2026
Advisory Details (1)
Auto-updated Jun 23, 2026MB connect line: Authenticated unintended access to critical program parameters in mbCONNECT24/mymbCONNECT24
https://www.certvde.com/en/advisories/VDE-2026-068/Vendor Advisories for CVE-2026-10521(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 10× in last 7d / 83× 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.
- 2026-07-23 03:04 UTCEG score recompute
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-21 15:24 UTCEPSS rescore
- 2026-07-20 17:08 UTCEPSS rescore
- 2026-07-19 14:30 UTCEPSS rescore
- 2026-07-19 02:28 UTCEPSS rescore
- 2026-07-18 10:04 UTCEPSS rescore
- 2026-07-16 20:43 UTCGHSA enrichment
- 2026-07-16 17:02 UTCEPSS rescore
- 2026-07-16 09:18 UTCGHSA enrichment
- 2026-07-15 21:53 UTCGHSA enrichment
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 10:27 UTCGHSA enrichment
- 2026-07-15 02:00 UTCEPSS rescore
- 2026-07-14 22:47 UTCGHSA enrichment
- 2026-07-14 11:17 UTCGHSA enrichment
- 2026-07-13 23:43 UTCGHSA enrichment
- 2026-07-13 22:30 UTCEPSS rescore
- 2026-07-13 12:18 UTCGHSA enrichment
- 2026-07-13 06:12 UTCEPSS rescore
- 2026-07-13 00:52 UTCGHSA enrichment
- 2026-07-12 13:21 UTCGHSA enrichment
- 2026-07-12 05:46 UTCEPSS rescore
- 2026-07-12 01:50 UTCGHSA enrichment
- 2026-07-11 14:26 UTCGHSA enrichment
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- 2026-07-11 08:27 UTCEPSS rescore
- 2026-07-11 02:41 UTCGHSA enrichment
- 2026-07-10 15:16 UTCGHSA enrichment
- 2026-07-10 03:48 UTCGHSA enrichment
- 2026-07-09 19:10 UTCEPSS rescore
- 2026-07-09 16:17 UTCGHSA enrichment
- 2026-07-09 04:50 UTCGHSA enrichment
- 2026-07-08 17:24 UTCGHSA enrichment
- 2026-07-08 05:58 UTCGHSA enrichment
- 2026-07-07 18:18 UTCGHSA enrichment
- 2026-07-07 13:46 UTCEPSS rescore
- 2026-07-07 04:25 UTCGHSA enrichment
- 2026-07-06 16:59 UTCGHSA enrichment
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 05:33 UTCGHSA enrichment
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-05 18:09 UTCGHSA enrichment
- 2026-07-05 06:44 UTCGHSA enrichment
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 19:14 UTCGHSA enrichment
- 2026-07-04 07:48 UTCGHSA enrichment
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-03 20:23 UTCGHSA enrichment
- 2026-07-03 08:59 UTCGHSA enrichment
- 2026-07-02 21:33 UTCGHSA enrichment
- 2026-07-02 10:08 UTCGHSA enrichment
- 2026-07-01 22:43 UTCGHSA enrichment
- 2026-07-01 15:06 UTCEPSS rescore
- 2026-07-01 15:06 UTCEPSS rescore
- 2026-07-01 11:19 UTCGHSA enrichment
- 2026-06-30 23:54 UTCGHSA enrichment
- 2026-06-30 23:22 UTCEPSS rescore
- 2026-06-30 12:28 UTCGHSA enrichment
- 2026-06-30 00:58 UTCGHSA enrichment
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-29 13:33 UTCGHSA enrichment
- 2026-06-29 02:09 UTCGHSA enrichment
- 2026-06-28 14:44 UTCGHSA enrichment
- 2026-06-28 14:07 UTCEPSS rescore
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-28 03:19 UTCGHSA enrichment
- 2026-06-27 15:54 UTCGHSA enrichment
- 2026-06-27 04:29 UTCGHSA enrichment
- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-26 17:04 UTCGHSA enrichment
- 2026-06-26 05:39 UTCGHSA enrichment
- 2026-06-25 18:14 UTCGHSA enrichment
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-25 06:47 UTCGHSA enrichment
- 2026-06-24 19:20 UTCGHSA enrichment
- 2026-06-24 14:05 UTCEPSS rescore
- 2026-06-24 06:58 UTCGHSA enrichment
- 2026-06-23 21:32 UTCEPSS rescore
- 2026-06-23 19:31 UTCGHSA enrichment
- 2026-06-23 08:05 UTCEG score recompute
- 2026-06-23 08:05 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Same CWE
10 shownCWE-425
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- CVE-2021-36560EG 9.8CRITICAL
- CVE-2021-36745EG 9.8EPSS 95%CRITICAL
- CVE-2021-24215EG 9.8EPSS 95%CRITICAL
- CVE-2019-12768EG 9.8CRITICAL
- CVE-2020-24660EG 9.8CRITICAL
- CVE-2020-24203EG 9.8CRITICAL
- CVE-2020-10181EG 9.8 KEVEPSS 96%CRITICAL
- CVE-2019-16340EG 9.8EPSS 97%CRITICAL
- CVE-2019-9584EG 9.8CRITICAL
Frequently asked(5)
What is CVE-2026-10521?
When was CVE-2026-10521 disclosed?
Is CVE-2026-10521 actively exploited?
What is the CVSS score of CVE-2026-10521?
How do I remediate CVE-2026-10521?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-10521
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