Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.4.4, manager/router/router.go registers GET /api/v1/oauth and GET /api/v1/oauth/:id without jwt.MiddlewareFunc() or RBAC(), while manager/handlers/oauth.go returns models.Oauth records and manager/models/oauth.go exposes Oauth.ClientSecret as client_secret in JSON. When an administrator has configured a GitHub or Google OAuth provider, an unauthenticated network client can reach GetOauth or GetOauths, load the stored models.Oauth record, and obtain the provider's client secret, client identifier, and redirect URL. The earlier GHSA-j8hf-cp34-g4j7 remediation protected the /jobs group only and did not protect these OAuth GET handlers. Disclosure of client_secret can enable abuse of the configured identity-provider integration, subject to the provider's redirect URI restrictions. This issue is fixed in 2.4.4.
CVE-2026-49254
This low-severity CVE scores 2.9 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit-prediction score not yet available (the EPSS model rescores nightly; freshly-published CVEs typically appear within 48 hours). 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).
- 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
- 2.9
- EG Score
- 2.9(low)
- EG Risk
- 13(Track)EG Risk 13/100SSVC: 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 computedSeverity29% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 20%
- KEV
- Not listed
Published
July 2, 2026
Last Modified
September 15, 2026
References (3)
- security-advisories@githubhttps://github.com/dragonflyoss/dragonfly/commit/20cb2f9cb6372d13c029779f427bdb5ede111183
- security-advisories@githubhttps://github.com/dragonflyoss/dragonfly/releases/tag/v2.4.4
- security-advisories@githubhttps://github.com/dragonflyoss/dragonfly/security/advisories/GHSA-4q9j-6299-gxmr
Vendor Advisories for CVE-2026-49254(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Affected Packages
(1 across 1 ecosystem)
Go(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| d7y.io/dragonfly/v2 | — | 2.4.4 | — |
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 7× in last 7d / 7× 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.
- 2026-09-18 19:28 UTCEPSS rescore
- 2026-09-16 14:08 UTCEPSS rescore
- 2026-09-15 19:41 UTCEG score recompute
- 2026-09-15 18:25 UTCEG score recompute
- 2026-09-15 15:35 UTCEG score recompute
- 2026-09-15 14:18 UTCEG score recompute▲ 2.90
- 2026-09-15 14:18 UTCMITRE cvelistV5CVSS v3 → 2.9 · CVSS v4 → 2.9
- 2026-08-01 20:28 UTCEG score recompute
- 2026-07-26 13:04 UTCEG score recompute
- 2026-07-23 03:18 UTCEG score recompute
- 2026-07-02 20:07 UTCEG score recompute
Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2026-49254?
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Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-49254
Is Your Infrastructure Affected by CVE-2026-49254?
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