CVE-2026-93506

MEDIUMPre-NVD 6.36.3—
EchelonGraph scoreHIGH confidence

Score 6.3 from GitHub Security Advisory published 2026-09-18. a secondary CVSS source baseline 6.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
6.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.3Exploit: None knownExposed: 0

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

A vulnerability was determined in SveltyCMS 0.0.6. This issue affects some unknown processing of the file /mediagallery/upload-media of the component File Upload Endpoint. Executing a manipulation can lead to server-side request forgery. The attack can be launched remotely. This patch is called 05b4f9efeb79e9d72a693232334d7529687f896f. It is best practice to apply a patch to resolve this issue.

CVSS v3
6.3
EG Score
6.3(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 computed
Severity63% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
29%
KEV
Not listed

Published

September 18, 2026

Last Modified

September 18, 2026

Advisory Details (2)

Auto-updated Sep 18, 2026
Upstream fix merged — awaiting tagged release. Sources: github_commit.
generic

GitHub - SveltyCMS/SveltyCMS: SveltyCMS is a headless CMS. Built with modern and lightweight SvelteKit, This CMS is designed for speed, flexibility, and scalability. Perfect for developers looking for a fast & fully customizable CMS with minimal setup. TailwindCSS, theme and widgets allow easy expansion. · GitHub

https://github.com/SveltyCMS/SveltyCMS/
github_commit

commit 05b4f9efeb79 (SveltyCMS/SveltyCMS)

Fix landed in SveltyCMS/SveltyCMS commit 05b4f9efeb79 — awaiting tagged release

https://github.com/SveltyCMS/SveltyCMS/commit/05b4f9efeb79e9d72a693232334d7529687f896f

Vendor Advisories for CVE-2026-93506(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 / 10× 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 21:33 UTCEG score recompute
  2. 2026-09-20 21:33 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-19 20:30 UTCEG score recompute
  5. 2026-09-19 20:30 UTCGHSA enrichment
  6. 2026-09-18 19:27 UTCEG score recompute
  7. 2026-09-18 19:27 UTCGHSA enrichment
  8. 2026-09-18 15:24 UTCEG score recompute
  9. 2026-09-18 14:54 UTCEG score recompute
  10. 2026-09-18 14:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-93506?
CVE-2026-93506 is a medium vulnerability published on September 18, 2026. A vulnerability was determined in SveltyCMS 0.0.6. This issue affects some unknown processing of the file /mediagallery/upload-media of the component File Upload Endpoint. Executing a manipulation can lead to server-side request forgery. The attack can be launched remotely. This patch is called…
When was CVE-2026-93506 disclosed?
CVE-2026-93506 was first published in the National Vulnerability Database 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-2026-93506 actively exploited?
CVE-2026-93506 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 71.3% of all scored CVEs.
What is the CVSS score of CVE-2026-93506?
CVE-2026-93506 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2026-93506?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-93506, 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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