CVE-2026-77123

MEDIUMPre-NVD 6.06.0—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.0 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.3%, top 80% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
Trending — 3 sources updated this week
6.0EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.0Exploit: None knownExposed: 0

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

Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API. An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from all API responses. This issue affects Nexus Repository 3 versions 3.2.0 through 3.95.x, and is fixed in version 3.96.0.

CVSS v3
6.0
EG Score
6.0(medium)
EG Risk
27(Track)
EG Risk 27/100SSVC: 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
Severity60% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
20%
KEV
Not listed

Published

September 2, 2026

Last Modified

September 8, 2026

Advisory Details (1)

Auto-updated Sep 2, 2026
No patch confirmed yet.
generic

Sonatype Nexus Repository 3.96.0 Release Notes

https://help.sonatype.com/en/sonatype-nexus-repository-3-96-0-release-notes.html

Vendor Advisories for CVE-2026-77123(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 17× in last 7d / 45× 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.

  1. 2026-09-19 07:02 UTCEG score recompute
  2. 2026-09-19 07:02 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 08:14 UTCEG score recompute
  5. 2026-09-18 08:14 UTCGHSA enrichment
  6. 2026-09-17 09:25 UTCEG score recompute
  7. 2026-09-17 09:25 UTCGHSA enrichment
  8. 2026-09-16 14:08 UTCEPSS rescore
  9. 2026-09-16 10:36 UTCEG score recompute
  10. 2026-09-16 10:36 UTCGHSA enrichment
  11. 2026-09-16 05:15 UTCEPSS rescore
  12. 2026-09-15 11:46 UTCEG score recompute
  13. 2026-09-15 11:46 UTCGHSA enrichment
  14. 2026-09-15 03:12 UTCEPSS rescore
  15. 2026-09-14 12:57 UTCEG score recompute
  16. 2026-09-14 12:57 UTCGHSA enrichment
  17. 2026-09-13 14:09 UTCGHSA enrichment
  18. 2026-09-12 15:20 UTCEG score recompute
  19. 2026-09-12 15:20 UTCGHSA enrichment
  20. 2026-09-12 15:02 UTCEPSS rescore
  21. 2026-09-11 16:31 UTCEG score recompute
  22. 2026-09-11 16:31 UTCGHSA enrichment
  23. 2026-09-11 14:53 UTCEPSS rescore
  24. 2026-09-10 17:42 UTCEG score recompute
  25. 2026-09-10 17:42 UTCGHSA enrichment
Show 20 more
  1. 2026-09-10 09:35 UTCEPSS rescore
  2. 2026-09-09 18:53 UTCEG score recompute
  3. 2026-09-09 18:53 UTCGHSA enrichment
  4. 2026-09-08 22:01 UTCEPSS rescore
  5. 2026-09-08 20:04 UTCEG score recompute
  6. 2026-09-08 20:04 UTCGHSA enrichment
  7. 2026-09-07 14:51 UTCGHSA enrichment
  8. 2026-09-06 13:54 UTCEG score recompute
  9. 2026-09-06 13:54 UTCGHSA enrichment
  10. 2026-09-06 13:48 UTCEPSS rescore
  11. 2026-09-05 15:06 UTCGHSA enrichment
  12. 2026-09-04 16:14 UTCEG score recompute
  13. 2026-09-04 16:14 UTCGHSA enrichment
  14. 2026-09-04 05:07 UTCEPSS rescore
  15. 2026-09-03 17:25 UTCGHSA enrichment
  16. 2026-09-02 18:36 UTCEG score recompute
  17. 2026-09-02 18:36 UTCGHSA enrichment
  18. 2026-09-02 18:02 UTCEG score recompute
  19. 2026-09-02 17:23 UTCEG score recompute
  20. 2026-09-02 17:21 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-77123?
CVE-2026-77123 is a medium vulnerability published on September 2, 2026. Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API. An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from all API responses. This…
When was CVE-2026-77123 disclosed?
CVE-2026-77123 was first published in the National Vulnerability Database on September 2, 2026, with the most recent update on September 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-77123 actively exploited?
CVE-2026-77123 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 80.5% of all scored CVEs.
What is the CVSS score of CVE-2026-77123?
CVE-2026-77123 has a CVSS v3 base score of 6.0 (NVD).
How do I remediate CVE-2026-77123?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-77123, 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.

Dependency Blast Radius

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