CVE-2026-92603

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory (severity: HIGH) published 2026-09-16. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this weekElevated
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: Elevated riskExposed: 0

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

ContiNew Admin through 4.1.0 contains an authorization bypass vulnerability in the personal message delete endpoint that allows authenticated users to delete other users' messages and announcements. Attackers can supply arbitrary message identifiers in the IdsReq parameter to remove any message row and purge all recipients' read receipts without ownership validation.

CVSS v3
6.5
EG Score
6.5(high)
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
Severity65% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
28%
KEV
Not listed

Published

September 16, 2026

Last Modified

September 18, 2026

Advisory Details (6)

Auto-updated Sep 16, 2026
🔬 Proof of concept available. Upstream fix merged — awaiting tagged release. Sources: github_commit.
generic

ContiNew Admin through 4.1.0 Unauthorized Message Deletion via UserMessageController | Advisories | VulnCheck

https://www.vulncheck.com/advisories/continew-admin-through-4.1.0-unauthorized-message-deletion-via-usermessagecontroller
github_commit

commit 665ea2c757a3 (continew-org/continew-admin)

Fix landed in continew-org/continew-admin commit 665ea2c757a3 — awaiting tagged release

https://github.com/continew-org/continew-admin/commit/665ea2c757a3f1246db62fb139fec1aac3cca296
generic

continew-admin/continew-system/src/main/java/top/continew/admin/system/service/impl/MessageServiceImpl.java at v4.1.0 · continew-org/continew-admin · GitHub

https://github.com/continew-org/continew-admin/blob/v4.1.0/continew-system/src/main/java/top/continew/admin/system/service/impl/MessageServiceImpl.java#L130-L135
generic

continew-admin/continew-system/src/main/java/top/continew/admin/system/controller/UserMessageController.java at v4.1.0 · continew-org/continew-admin · GitHub

https://github.com/continew-org/continew-admin/blob/v4.1.0/continew-system/src/main/java/top/continew/admin/system/controller/UserMessageController.java#L93-L97
generic

GitHub - continew-org/continew-admin: 🔥Almost最佳后端规范🔥页面现代美观，且专注设计与代码细节的高质量多租户中后台管理系统框架。开箱即用，持续迭代优化，持续提供舒适的开发体验。当前采用技术栈：SpringBoot v3.4.x (Java17)、Vue3 & ArcoDesign、TS、Vite5 、SaToken、MyBatisPlus、Redisson、FastExcel、CosId、JetCache、JustAuth、Crane4j、SpringDoc、Hutool 等。 · GitHub

https://github.com/continew-org/continew-admin
generic🟡 PoC Available

Horizontal IDOR in Message Delete Endpoint Allows Any Authenticated User to Delete Other Users' Messages · Issue #220 · continew-org/continew-admin · GitHub

https://github.com/continew-org/continew-admin/issues/220

Vendor Advisories for CVE-2026-92603(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 / 17× 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. 2026-09-20 20:16 UTCEPSS rescore
  2. 2026-09-20 15:04 UTCGHSA enrichment
  3. 2026-09-19 16:48 UTCEG score recompute
  4. 2026-09-19 16:48 UTCGHSA enrichment
  5. 2026-09-18 19:28 UTCEPSS rescore
  6. 2026-09-18 18:32 UTCEG score recompute
  7. 2026-09-18 18:32 UTCGHSA enrichment
  8. 2026-09-18 18:15 UTCEG score recompute
  9. 2026-09-18 18:15 UTCGHSA enrichment
  10. 2026-09-18 14:15 UTCEG score recompute
  11. 2026-09-18 14:15 UTCGHSA enrichment
  12. 2026-09-17 19:32 UTCEPSS rescore
  13. 2026-09-17 15:53 UTCEG score recompute
  14. 2026-09-17 15:53 UTCGHSA enrichment
  15. 2026-09-16 17:37 UTCEG score recompute
  16. 2026-09-16 16:22 UTCEG score recompute
  17. 2026-09-16 16:19 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-92603?
CVE-2026-92603 is a medium vulnerability published on September 16, 2026. ContiNew Admin through 4.1.0 contains an authorization bypass vulnerability in the personal message delete endpoint that allows authenticated users to delete other users' messages and announcements. Attackers can supply arbitrary message identifiers in the IdsReq parameter to remove any message row…
When was CVE-2026-92603 disclosed?
CVE-2026-92603 was first published in the National Vulnerability Database on September 16, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92603 actively exploited?
CVE-2026-92603 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 72.2% of all scored CVEs.
What is the CVSS score of CVE-2026-92603?
CVE-2026-92603 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-92603?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92603, 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

Explore the affected products and dependency analysis for CVE-2026-92603

Explore →

Is Your Infrastructure Affected by CVE-2026-92603?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs