CVE-2026-78277

MEDIUMPre-NVD 4.94.9—
EchelonGraph scoreHIGH confidence

Score 4.9 from GitHub Security Advisory published 2026-08-24. a secondary CVSS source baseline 4.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
4.9EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.9Exploit: None knownExposed: 0

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

Subscriber Server Side Request Forgery (SSRF) in FluentCRM Pro <= 3.1.12 versions.

CVSS v3
4.9
EG Score
4.9(high)
EG Risk
22(Track)
EG Risk 22/100SSVC: 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
Severity49% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

August 24, 2026

Last Modified

August 24, 2026

References (1)

Vendor Advisories for CVE-2026-78277(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 18× in last 7d / 77× 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 20:16 UTCEPSS rescore
  2. 2026-09-20 13:26 UTCEG score recompute
  3. 2026-09-20 13:26 UTCGHSA enrichment
  4. 2026-09-19 12:13 UTCEG score recompute
  5. 2026-09-19 12:13 UTCGHSA enrichment
  6. 2026-09-18 19:28 UTCEPSS rescore
  7. 2026-09-18 11:16 UTCEG score recompute
  8. 2026-09-18 11:16 UTCGHSA enrichment
  9. 2026-09-17 10:22 UTCEG score recompute
  10. 2026-09-17 10:22 UTCGHSA enrichment
  11. 2026-09-16 14:08 UTCEPSS rescore
  12. 2026-09-16 09:28 UTCEG score recompute
  13. 2026-09-16 09:28 UTCGHSA enrichment
  14. 2026-09-16 05:15 UTCEPSS rescore
  15. 2026-09-15 06:58 UTCEG score recompute
  16. 2026-09-15 06:58 UTCGHSA enrichment
  17. 2026-09-15 03:12 UTCEPSS rescore
  18. 2026-09-15 03:12 UTCEPSS rescore
  19. 2026-09-14 06:03 UTCEG score recompute
  20. 2026-09-14 06:03 UTCGHSA enrichment
  21. 2026-09-13 05:09 UTCGHSA enrichment
  22. 2026-09-12 04:15 UTCEG score recompute
  23. 2026-09-12 04:15 UTCGHSA enrichment
  24. 2026-09-11 14:53 UTCEPSS rescore
  25. 2026-09-11 14:53 UTCEPSS rescore
Show 52 more
  1. 2026-09-11 03:21 UTCEG score recompute
  2. 2026-09-11 03:21 UTCGHSA enrichment
  3. 2026-09-10 09:35 UTCEPSS rescore
  4. 2026-09-10 02:27 UTCGHSA enrichment
  5. 2026-09-09 01:33 UTCEG score recompute
  6. 2026-09-09 01:33 UTCGHSA enrichment
  7. 2026-09-08 22:01 UTCEPSS rescore
  8. 2026-09-07 09:05 UTCEG score recompute
  9. 2026-09-07 09:05 UTCGHSA enrichment
  10. 2026-09-06 13:48 UTCEPSS rescore
  11. 2026-09-06 07:58 UTCEG score recompute
  12. 2026-09-06 07:58 UTCGHSA enrichment
  13. 2026-09-05 07:03 UTCEG score recompute
  14. 2026-09-05 07:03 UTCGHSA enrichment
  15. 2026-09-04 06:09 UTCEG score recompute
  16. 2026-09-04 06:09 UTCGHSA enrichment
  17. 2026-09-04 05:07 UTCEPSS rescore
  18. 2026-09-03 05:14 UTCEG score recompute
  19. 2026-09-03 05:14 UTCGHSA enrichment
  20. 2026-09-02 14:12 UTCEPSS rescore
  21. 2026-09-02 04:06 UTCEG score recompute
  22. 2026-09-02 04:06 UTCGHSA enrichment
  23. 2026-09-01 13:54 UTCEPSS rescore
  24. 2026-09-01 04:40 UTCEPSS rescore
  25. 2026-09-01 04:40 UTCEPSS rescore
  26. 2026-09-01 03:12 UTCGHSA enrichment
  27. 2026-08-31 02:16 UTCEG score recompute
  28. 2026-08-31 02:16 UTCGHSA enrichment
  29. 2026-08-30 19:18 UTCEPSS rescore
  30. 2026-08-30 19:17 UTCEPSS rescore
  31. 2026-08-30 01:22 UTCEPSS rescore
  32. 2026-08-30 01:22 UTCGHSA enrichment
  33. 2026-08-29 00:28 UTCEG score recompute
  34. 2026-08-29 00:27 UTCGHSA enrichment
  35. 2026-08-28 21:42 UTCEPSS rescore
  36. 2026-08-27 19:31 UTCEG score recompute
  37. 2026-08-27 19:31 UTCGHSA enrichment
  38. 2026-08-27 14:25 UTCEPSS rescore
  39. 2026-08-26 18:37 UTCEG score recompute
  40. 2026-08-26 18:37 UTCGHSA enrichment
  41. 2026-08-26 14:47 UTCEPSS rescore
  42. 2026-08-25 17:39 UTCEG score recompute
  43. 2026-08-25 17:39 UTCGHSA enrichment
  44. 2026-08-25 13:49 UTCEPSS rescore
  45. 2026-08-24 16:45 UTCGHSA enrichment
  46. 2026-08-24 13:28 UTCEG score recompute
  47. 2026-08-24 13:28 UTCGHSA enrichment
  48. 2026-08-24 12:59 UTCEG score recompute
  49. 2026-08-24 12:59 UTCGHSA enrichment
  50. 2026-08-24 12:21 UTCEG score recompute
  51. 2026-08-24 11:48 UTCEG score recompute
  52. 2026-08-24 11:45 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-78277?
CVE-2026-78277 is a medium vulnerability published on August 24, 2026. Subscriber Server Side Request Forgery (SSRF) in FluentCRM Pro <= 3.1.12 versions.
When was CVE-2026-78277 disclosed?
CVE-2026-78277 was first published in the National Vulnerability Database on August 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-78277 actively exploited?
CVE-2026-78277 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 95.6% of all scored CVEs.
What is the CVSS score of CVE-2026-78277?
CVE-2026-78277 has a CVSS v3 base score of 4.9 (NVD).
How do I remediate CVE-2026-78277?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-78277, 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-2026-78277

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