CVE-2026-52100

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-14. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

Cross Site Request Forgery vulnerability in andreimarcu linux-server v.1.0 through v.2.3.8 allows a remote attacker to execute arbitrary code via the uploadPutHandler function

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

July 14, 2026

Last Modified

July 15, 2026

Advisory Details (2)

Auto-updated Jul 15, 2026
No patch confirmed yet.
generic

-linx-server-vulnerability-report/CVE-2026-52100.md at main · nk7667/-linx-server-vulnerability-report · GitHub

https://github.com/nk7667/-linx-server-vulnerability-report/blob/main/CVE-2026-52100.md
generic

GitHub - andreimarcu/linx-server: Self-hosted file/code/media sharing website. · GitHub

https://github.com/andreimarcu/linx-server

Vendor Advisories for CVE-2026-52100(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 28× in last 7d / 48× 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. 2026-08-01 19:48 UTCGHSA enrichment
  2. 2026-08-01 08:59 UTCEG score recompute
  3. 2026-08-01 08:59 UTCGHSA enrichment
  4. 2026-08-01 04:16 UTCEPSS rescore
  5. 2026-07-31 22:10 UTCGHSA enrichment
  6. 2026-07-31 11:15 UTCGHSA enrichment
  7. 2026-07-31 00:25 UTCEG score recompute
  8. 2026-07-31 00:25 UTCGHSA enrichment
  9. 2026-07-30 16:28 UTCEPSS rescore
  10. 2026-07-30 13:34 UTCEG score recompute
  11. 2026-07-30 13:34 UTCGHSA enrichment
  12. 2026-07-30 02:41 UTCEG score recompute
  13. 2026-07-30 02:41 UTCGHSA enrichment
  14. 2026-07-30 01:30 UTCEPSS rescore
  15. 2026-07-29 15:52 UTCGHSA enrichment
  16. 2026-07-29 05:02 UTCGHSA enrichment
  17. 2026-07-28 18:13 UTCEG score recompute
  18. 2026-07-28 18:13 UTCGHSA enrichment
  19. 2026-07-28 15:37 UTCEPSS rescore
  20. 2026-07-28 07:24 UTCGHSA enrichment
  21. 2026-07-27 20:25 UTCEG score recompute
  22. 2026-07-27 20:25 UTCGHSA enrichment
  23. 2026-07-27 09:30 UTCGHSA enrichment
  24. 2026-07-26 22:40 UTCEG score recompute
  25. 2026-07-26 22:40 UTCGHSA enrichment
Show 23 more
  1. 2026-07-26 14:54 UTCEPSS rescore
  2. 2026-07-26 11:50 UTCEG score recompute
  3. 2026-07-26 11:50 UTCGHSA enrichment
  4. 2026-07-25 14:18 UTCEPSS rescore
  5. 2026-07-24 14:18 UTCEPSS rescore
  6. 2026-07-23 14:18 UTCEPSS rescore
  7. 2026-07-23 03:19 UTCEG score recompute
  8. 2026-07-22 14:08 UTCEPSS rescore
  9. 2026-07-21 15:25 UTCEPSS rescore
  10. 2026-07-20 17:08 UTCEPSS rescore
  11. 2026-07-19 14:31 UTCEPSS rescore
  12. 2026-07-19 14:31 UTCEPSS rescore
  13. 2026-07-19 02:29 UTCEPSS rescore
  14. 2026-07-18 10:04 UTCEPSS rescore
  15. 2026-07-17 06:50 UTCEG score recompute▲ 7.50
  16. 2026-07-17 06:50 UTCGHSA enrichment
  17. 2026-07-16 17:03 UTCEPSS rescore
  18. 2026-07-15 16:57 UTCEPSS rescore
  19. 2026-07-15 16:57 UTCEPSS rescore
  20. 2026-07-15 14:49 UTCMITRE cvelistV5CVSS v3 → 7.5 · severity → HIGH
  21. 2026-07-14 21:22 UTCNVD update
  22. 2026-07-14 21:16 UTCEG score recompute
  23. 2026-07-14 21:15 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-52100?
CVE-2026-52100 is a high vulnerability published on July 14, 2026. Cross Site Request Forgery vulnerability in andreimarcu linux-server v.1.0 through v.2.3.8 allows a remote attacker to execute arbitrary code via the uploadPutHandler function
When was CVE-2026-52100 disclosed?
CVE-2026-52100 was first published in the National Vulnerability Database on July 14, 2026, with the most recent update on July 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-52100 actively exploited?
CVE-2026-52100 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 76.2% of all scored CVEs.
What is the CVSS score of CVE-2026-52100?
CVE-2026-52100 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-52100?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-52100, 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-2026-52100

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