CVE-2026-92749

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-09-16. a secondary CVSS source baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this weekElevated
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.1Exploit: Elevated riskExposed: 0

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

SafeLine through 9.4.1 derives the management console session-signing secret from a time-seeded math/rand generator, allowing attackers to reconstruct the key offline. Unauthenticated remote attackers who can bound the install timestamp can regenerate the secret and forge valid administrator session cookies to gain control of protected sites.

CVSS v3
8.1
EG Score
8.1(high)
EG Risk
52(Track*)
EG Risk 52/100SSVC: 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
Severity81% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
1%
EPSS %ILE
43%
KEV
Not listed

Published

September 16, 2026

Last Modified

September 17, 2026

Advisory Details (5)

Auto-updated Sep 16, 2026
No patch confirmed yet.
generic

SafeLine through 9.4.1 Authentication Bypass via Weak Session Secret | Advisories | VulnCheck

https://www.vulncheck.com/advisories/safeline-through-9.4.1-authentication-bypass-via-weak-session-secret
generic

SafeLine/management/webserver/model/option.go at v9.4.1 · chaitin/SafeLine · GitHub

https://github.com/chaitin/SafeLine/blob/v9.4.1/management/webserver/model/option.go#L27
generic

SafeLine/management/webserver/utils/random.go at v9.4.1 · chaitin/SafeLine · GitHub

https://github.com/chaitin/SafeLine/blob/v9.4.1/management/webserver/utils/random.go#L10-L17
generic

GitHub - chaitin/SafeLine: SafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits. · GitHub

https://github.com/chaitin/SafeLine
generic

[Bug] SafeLine WAF management console — session-signing secret generated with a time-seeded `math/rand` (CWE-330/CWE-338), enabling offline cookie forgery and full unauthenticated admin takeover · Issue #1298 · chaitin/SafeLine · GitHub

https://github.com/chaitin/SafeLine/issues/1298

Vendor Advisories for CVE-2026-92749(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 14× in last 7d / 14× 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 02:54 UTCEG score recompute
  2. 2026-09-19 02:54 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 14:43 UTCGHSA enrichment
  5. 2026-09-18 02:31 UTCEG score recompute
  6. 2026-09-18 02:31 UTCGHSA enrichment
  7. 2026-09-17 19:32 UTCEPSS rescore
  8. 2026-09-17 14:19 UTCEG score recompute
  9. 2026-09-17 14:19 UTCGHSA enrichment
  10. 2026-09-17 09:36 UTCEG score recompute
  11. 2026-09-17 09:36 UTCGHSA enrichment
  12. 2026-09-16 21:25 UTCEG score recompute
  13. 2026-09-16 20:40 UTCEG score recompute
  14. 2026-09-16 20:34 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-92749?
CVE-2026-92749 is a high vulnerability published on September 16, 2026. SafeLine through 9.4.1 derives the management console session-signing secret from a time-seeded math/rand generator, allowing attackers to reconstruct the key offline. Unauthenticated remote attackers who can bound the install timestamp can regenerate the secret and forge valid administrator…
When was CVE-2026-92749 disclosed?
CVE-2026-92749 was first published in the National Vulnerability Database on September 16, 2026, with the most recent update on September 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92749 actively exploited?
CVE-2026-92749 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 56.8% of all scored CVEs.
What is the CVSS score of CVE-2026-92749?
CVE-2026-92749 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-92749?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92749, 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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