CVE-2026-59291

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.5 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 93% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

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

Potential arbitrary file read and SSRF vulnerability in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
7%
KEV
Not listed

Published

August 27, 2026

Last Modified

August 31, 2026

Advisory Details (1)

Auto-updated Aug 31, 2026
No patch confirmed yet.
generic

Potential arbitrary file read and SSRF vulnerability in Spring Cloud Function

https://spring.io/security/cve-2026-59291

Vendor Advisories for CVE-2026-59291(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 20× in last 7d / 63× 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. 2026-09-21 05:27 UTCEG score recompute
  2. 2026-09-21 05:27 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-20 02:10 UTCEG score recompute
  5. 2026-09-20 02:10 UTCGHSA enrichment
  6. 2026-09-18 23:48 UTCEG score recompute
  7. 2026-09-18 23:48 UTCGHSA enrichment
  8. 2026-09-18 19:28 UTCEPSS rescore
  9. 2026-09-17 21:25 UTCEG score recompute
  10. 2026-09-17 21:25 UTCGHSA enrichment
  11. 2026-09-17 19:31 UTCEPSS rescore
  12. 2026-09-16 19:03 UTCEG score recompute
  13. 2026-09-16 19:03 UTCGHSA enrichment
  14. 2026-09-16 14:08 UTCEPSS rescore
  15. 2026-09-16 05:15 UTCEPSS rescore
  16. 2026-09-15 15:09 UTCEG score recompute
  17. 2026-09-15 15:09 UTCGHSA enrichment
  18. 2026-09-15 03:11 UTCEPSS rescore
  19. 2026-09-14 12:40 UTCEG score recompute
  20. 2026-09-14 12:40 UTCGHSA enrichment
  21. 2026-09-13 16:47 UTCEPSS rescore
  22. 2026-09-13 10:08 UTCEG score recompute
  23. 2026-09-13 10:08 UTCGHSA enrichment
  24. 2026-09-12 07:46 UTCEG score recompute
  25. 2026-09-12 07:46 UTCGHSA enrichment
Show 38 more
  1. 2026-09-11 14:53 UTCEPSS rescore
  2. 2026-09-11 05:24 UTCEG score recompute
  3. 2026-09-11 05:23 UTCGHSA enrichment
  4. 2026-09-10 09:35 UTCEPSS rescore
  5. 2026-09-10 03:01 UTCGHSA enrichment
  6. 2026-09-09 00:39 UTCEG score recompute
  7. 2026-09-09 00:39 UTCGHSA enrichment
  8. 2026-09-08 22:01 UTCEPSS rescore
  9. 2026-09-07 16:01 UTCEPSS rescore
  10. 2026-09-07 15:05 UTCEG score recompute
  11. 2026-09-07 15:05 UTCGHSA enrichment
  12. 2026-09-06 13:47 UTCEPSS rescore
  13. 2026-09-06 11:30 UTCEG score recompute
  14. 2026-09-06 11:30 UTCGHSA enrichment
  15. 2026-09-05 09:09 UTCEG score recompute
  16. 2026-09-05 09:09 UTCGHSA enrichment
  17. 2026-09-04 06:46 UTCEG score recompute
  18. 2026-09-04 06:46 UTCGHSA enrichment
  19. 2026-09-04 05:07 UTCEPSS rescore
  20. 2026-09-03 04:13 UTCGHSA enrichment
  21. 2026-09-02 01:43 UTCEG score recompute
  22. 2026-09-02 01:42 UTCGHSA enrichment
  23. 2026-09-01 13:54 UTCEPSS rescore
  24. 2026-09-01 04:40 UTCEPSS rescore
  25. 2026-08-31 23:18 UTCEG score recompute▲ 3.50
  26. 2026-08-31 23:18 UTCGHSA enrichment
  27. 2026-08-31 23:18 UTCNVD updateCVSS v3 → 5.5 · severity → MEDIUM
  28. 2026-08-31 18:38 UTCEG score recompute
  29. 2026-08-31 18:38 UTCGHSA enrichment
  30. 2026-08-30 19:17 UTCEPSS rescore
  31. 2026-08-30 01:22 UTCEPSS rescore
  32. 2026-08-28 21:42 UTCEPSS rescore
  33. 2026-08-28 20:43 UTCGHSA enrichment
  34. 2026-08-28 19:01 UTCEG score recompute
  35. 2026-08-28 19:00 UTCGHSA enrichment
  36. 2026-08-27 20:26 UTCEG score recompute
  37. 2026-08-27 20:16 UTCEG score recompute
  38. 2026-08-27 20:13 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-59291?
CVE-2026-59291 is a medium vulnerability published on August 27, 2026. Potential arbitrary file read and SSRF vulnerability in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7
When was CVE-2026-59291 disclosed?
CVE-2026-59291 was first published in the National Vulnerability Database on August 27, 2026, with the most recent update on August 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-59291 actively exploited?
CVE-2026-59291 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 92.7% of all scored CVEs.
What is the CVSS score of CVE-2026-59291?
CVE-2026-59291 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-59291?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-59291, 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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