CVE-2026-24018

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-03-10. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Elevated
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: Elevated riskExposed: 0

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

A UNIX symbolic link (Symlink) following vulnerability in Fortinet FortiClientLinux 7.4.0 through 7.4.4, FortiClientLinux 7.2.2 through 7.2.12 may allow a local and unprivileged user to escalate their privileges to root.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
14%
KEV
Not listed

Published

March 10, 2026

Last Modified

June 17, 2026

Advisory Details (1)

Auto-updated Aug 2, 2026
No patch confirmed yet.
generic

PSIRT | FortiGuard Labs

https://fortiguard.fortinet.com/psirt/FG-IR-26-083

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 23× 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. 2026-09-18 19:27 UTCEPSS rescore
  2. 2026-09-16 14:07 UTCEPSS rescore
  3. 2026-09-16 05:15 UTCEPSS rescore
  4. 2026-09-13 16:47 UTCEPSS rescore
  5. 2026-09-12 15:01 UTCEPSS rescore
  6. 2026-09-11 14:52 UTCEPSS rescore
  7. 2026-09-10 09:34 UTCEPSS rescore
  8. 2026-09-08 22:00 UTCEPSS rescore
  9. 2026-09-07 16:01 UTCEPSS rescore
  10. 2026-09-06 13:47 UTCEPSS rescore
  11. 2026-09-06 13:47 UTCEPSS rescore
  12. 2026-09-04 05:06 UTCEPSS rescore
  13. 2026-09-02 14:11 UTCEPSS rescore
  14. 2026-09-01 13:53 UTCEPSS rescore
  15. 2026-09-01 04:39 UTCEPSS rescore
  16. 2026-08-30 19:17 UTCEPSS rescore
  17. 2026-08-30 01:22 UTCEPSS rescore
  18. 2026-08-28 21:41 UTCEPSS rescore
  19. 2026-08-27 14:25 UTCEPSS rescore
  20. 2026-08-26 14:46 UTCEPSS rescore
  21. 2026-08-25 13:48 UTCEPSS rescore
  22. 2026-08-21 23:49 UTCEPSS rescore
  23. 2026-08-20 22:55 UTCEPSS rescore
  24. 2026-08-19 17:03 UTCEPSS rescore
  25. 2026-08-18 13:48 UTCEPSS rescore
Show 48 more
  1. 2026-08-17 13:47 UTCEPSS rescore
  2. 2026-08-16 14:56 UTCEPSS rescore
  3. 2026-08-16 12:04 UTCEG score recompute
  4. 2026-08-16 12:04 UTCGHSA enrichment
  5. 2026-08-16 02:14 UTCEPSS rescore
  6. 2026-08-15 01:30 UTCEPSS rescore
  7. 2026-08-14 21:00 UTCGHSA enrichment
  8. 2026-08-14 08:00 UTCEG score recompute
  9. 2026-08-14 08:00 UTCGHSA enrichment
  10. 2026-08-13 22:00 UTCEPSS rescore
  11. 2026-08-12 23:20 UTCEG score recompute
  12. 2026-08-12 23:20 UTCGHSA enrichment
  13. 2026-08-12 13:50 UTCEPSS rescore
  14. 2026-08-11 21:59 UTCEG score recompute
  15. 2026-08-11 21:58 UTCGHSA enrichment
  16. 2026-08-11 13:42 UTCEPSS rescore
  17. 2026-08-11 05:06 UTCEG score recompute
  18. 2026-08-11 05:06 UTCGHSA enrichment
  19. 2026-08-11 00:00 UTCEPSS rescore
  20. 2026-08-10 09:40 UTCGHSA enrichment
  21. 2026-08-09 20:41 UTCEG score recompute
  22. 2026-08-09 20:41 UTCGHSA enrichment
  23. 2026-08-09 13:46 UTCEPSS rescore
  24. 2026-08-09 07:41 UTCEG score recompute
  25. 2026-08-09 07:41 UTCGHSA enrichment
  26. 2026-08-08 16:37 UTCEPSS rescore
  27. 2026-08-08 08:02 UTCGHSA enrichment
  28. 2026-08-07 19:02 UTCEG score recompute
  29. 2026-08-07 19:02 UTCGHSA enrichment
  30. 2026-08-06 20:03 UTCEG score recompute
  31. 2026-08-06 20:03 UTCGHSA enrichment
  32. 2026-08-06 13:46 UTCEPSS rescore
  33. 2026-08-06 02:11 UTCEG score recompute
  34. 2026-08-06 02:10 UTCGHSA enrichment
  35. 2026-08-05 19:17 UTCEPSS rescore
  36. 2026-08-04 15:10 UTCEPSS rescore
  37. 2026-08-04 10:38 UTCEPSS rescore
  38. 2026-08-04 01:32 UTCEG score recompute
  39. 2026-08-04 01:32 UTCGHSA enrichment
  40. 2026-08-03 10:35 UTCEPSS rescore
  41. 2026-08-02 17:53 UTCEG score recompute
  42. 2026-08-02 17:53 UTCGHSA enrichment
  43. 2026-08-02 02:26 UTCEPSS rescore
  44. 2026-08-01 04:15 UTCEPSS rescore
  45. 2026-07-30 01:30 UTCEPSS rescore
  46. 2026-07-27 14:13 UTCEPSS rescore
  47. 2026-07-27 13:46 UTCEG score recompute
  48. 2026-07-27 13:46 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCfebin0x10/Fortinet_FortiClient_Exploit_CVE-2026-24018
    First seen Mar 26, 2026

    Fully Working Exploit for CVE-2026-24018: A UNIX symbolic link (Symlink) following vulnerability in Fortinet FortiClientLinux 7.4.0 through 7.4.4, FortiClientLinux 7.2.2 through 7.2.12 leads to a local and unprivileged user to escalate their privileges to root.

    Open source ↗

Frequently asked(5)

What is CVE-2026-24018?
CVE-2026-24018 is a high vulnerability published on March 10, 2026. A UNIX symbolic link (Symlink) following vulnerability in Fortinet FortiClientLinux 7.4.0 through 7.4.4, FortiClientLinux 7.2.2 through 7.2.12 may allow a local and unprivileged user to escalate their privileges to root.
When was CVE-2026-24018 disclosed?
CVE-2026-24018 was first published in the National Vulnerability Database on March 10, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-24018 actively exploited?
CVE-2026-24018 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 86.1% of all scored CVEs.
What is the CVSS score of CVE-2026-24018?
CVE-2026-24018 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-24018?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-24018, 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-2026-24018

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