CVE-2025-15528

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.8%, top 46% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Elevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

A vulnerability has been found in Open5GS up to 2.7.6. Affected by this vulnerability is an unknown functionality of the component GTPv2 Bearer Response Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 98f76e98df35cd6a35e868aa62715db7f8141ac1. A patch should be applied to remediate this issue.

CVSS v3
7.5
EG Score
7.5(medium)
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
1%
EPSS %ILE
59%
KEV
Not listed

Published

January 16, 2026

Last Modified

June 17, 2026

Advisory Details (4)

Auto-updated Aug 6, 2026
Patch available. Sources: github_commit.
generic

[Bug]: SGW-C crash on CreateBearerResponse (S11) - sgwc_s11_handle_create_bearer_response asserts sgwc_ue · Issue #4225 · open5gs/open5gs · GitHub

https://github.com/open5gs/open5gs/issues/4225#issue-3769531006
generic

[Bug]: SGW-C crash on CreateBearerResponse (S11) - sgwc_s11_handle_create_bearer_response asserts sgwc_ue · Issue #4225 · open5gs/open5gs · GitHub

https://github.com/open5gs/open5gs/issues/4225
github_commit Patch Available

commit 98f76e98df35 (open5gs/open5gs)

Patch available: open5gs/open5gs v2.7.7 (contains commit 98f76e98df35)

https://github.com/open5gs/open5gs/commit/98f76e98df35cd6a35e868aa62715db7f8141ac1
generic

GitHub - open5gs/open5gs: Open5GS is a C-language Open Source implementation for 5G Core and EPC, i.e. the core network of LTE/NR network (Release-19) · GitHub

https://github.com/open5gs/open5gs/

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 28× 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.

Showing the most recent 100 of 154 total refreshes for this CVE.

  1. 2026-09-18 19:27 UTCEPSS rescore
  2. 2026-09-16 14:06 UTCEPSS rescore
  3. 2026-09-16 05:13 UTCEPSS rescore
  4. 2026-09-15 03:08 UTCEPSS rescore
  5. 2026-09-13 16:45 UTCEPSS rescore
  6. 2026-09-12 14:59 UTCEPSS rescore
  7. 2026-09-11 14:51 UTCEPSS rescore
  8. 2026-09-11 09:35 UTCEPSS rescore
  9. 2026-09-10 09:33 UTCEPSS rescore
  10. 2026-09-08 21:59 UTCEPSS rescore
  11. 2026-09-07 16:00 UTCEPSS rescore
  12. 2026-09-06 13:46 UTCEPSS rescore
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  14. 2026-09-04 05:05 UTCEPSS rescore
  15. 2026-09-02 14:10 UTCEPSS rescore
  16. 2026-09-01 13:52 UTCEPSS rescore
  17. 2026-09-01 04:38 UTCEPSS rescore
  18. 2026-09-01 01:04 UTCOSV refresh
  19. 2026-08-30 19:16 UTCEPSS rescore
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  21. 2026-08-28 21:40 UTCEPSS rescore
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  24. 2026-08-25 13:47 UTCEPSS rescore
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  1. 2026-08-23 00:18 UTCEPSS rescore
  2. 2026-08-21 23:48 UTCEPSS rescore
  3. 2026-08-20 22:54 UTCEPSS rescore
  4. 2026-08-19 17:02 UTCEPSS rescore
  5. 2026-08-18 13:47 UTCEPSS rescore
  6. 2026-08-17 13:46 UTCEPSS rescore
  7. 2026-08-16 14:55 UTCEPSS rescore
  8. 2026-08-16 02:13 UTCEPSS rescore
  9. 2026-08-16 02:13 UTCEPSS rescore
  10. 2026-08-15 01:29 UTCEPSS rescore
  11. 2026-08-15 01:17 UTCGHSA enrichment
  12. 2026-08-14 13:52 UTCEG score recompute
  13. 2026-08-14 13:52 UTCGHSA enrichment
  14. 2026-08-13 21:59 UTCEPSS rescore
  15. 2026-08-12 13:49 UTCEPSS rescore
  16. 2026-08-11 13:41 UTCEPSS rescore
  17. 2026-08-10 23:59 UTCEPSS rescore
  18. 2026-08-09 19:26 UTCEG score recompute
  19. 2026-08-09 19:26 UTCGHSA enrichment
  20. 2026-08-09 13:45 UTCEPSS rescore
  21. 2026-08-08 00:21 UTCEG score recompute
  22. 2026-08-08 00:21 UTCGHSA enrichment
  23. 2026-08-07 16:26 UTCEPSS rescore
  24. 2026-08-06 13:45 UTCEPSS rescore
  25. 2026-08-06 05:34 UTCEG score recompute
  26. 2026-08-06 05:34 UTCGHSA enrichment
  27. 2026-08-05 19:16 UTCEPSS rescore
  28. 2026-08-04 15:09 UTCEPSS rescore
  29. 2026-08-04 10:37 UTCEPSS rescore
  30. 2026-08-03 10:35 UTCEPSS rescore
  31. 2026-08-02 23:06 UTCEG score recompute▲ 2.20
  32. 2026-08-02 23:06 UTCGHSA enrichment
  33. 2026-08-02 02:25 UTCEPSS rescore
  34. 2026-08-01 04:14 UTCEPSS rescore
  35. 2026-07-30 16:26 UTCEPSS rescore
  36. 2026-07-30 01:29 UTCEPSS rescore
  37. 2026-07-28 15:35 UTCEPSS rescore
  38. 2026-07-27 14:12 UTCEPSS rescore
  39. 2026-07-26 14:53 UTCEPSS rescore
  40. 2026-07-25 14:17 UTCEPSS rescore
  41. 2026-07-23 14:17 UTCEPSS rescore
  42. 2026-07-23 10:19 UTCOSV refresh
  43. 2026-07-23 02:49 UTCEG score recompute
  44. 2026-07-22 14:07 UTCEPSS rescore
  45. 2026-07-22 14:07 UTCEPSS rescore
  46. 2026-07-21 15:24 UTCEPSS rescore
  47. 2026-07-19 14:30 UTCEPSS rescore
  48. 2026-07-19 14:30 UTCEPSS rescore
  49. 2026-07-19 02:28 UTCEPSS rescore
  50. 2026-07-19 02:28 UTCEPSS rescore
  51. 2026-07-18 10:03 UTCEPSS rescore
  52. 2026-07-16 17:02 UTCEPSS rescore
  53. 2026-07-16 17:02 UTCEPSS rescore
  54. 2026-07-15 16:57 UTCEPSS rescore
  55. 2026-07-15 16:57 UTCEPSS rescore
  56. 2026-07-15 01:59 UTCEPSS rescore
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  58. 2026-07-13 22:29 UTCEPSS rescore
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  60. 2026-07-13 06:12 UTCEPSS rescore
  61. 2026-07-12 05:46 UTCEPSS rescore
  62. 2026-07-12 05:45 UTCEPSS rescore
  63. 2026-07-11 08:26 UTCEPSS rescore
  64. 2026-07-11 08:26 UTCEPSS rescore
  65. 2026-07-09 19:09 UTCEPSS rescore
  66. 2026-07-08 15:14 UTCEPSS rescore
  67. 2026-07-07 13:45 UTCEPSS rescore
  68. 2026-07-06 16:26 UTCEPSS rescore
  69. 2026-07-06 05:32 UTCOSV refresh
  70. 2026-07-06 02:22 UTCEPSS rescore
  71. 2026-07-06 02:22 UTCEPSS rescore
  72. 2026-07-05 02:30 UTCEPSS rescore
  73. 2026-07-04 06:30 UTCEPSS rescore
  74. 2026-07-01 15:06 UTCEPSS rescore
  75. 2026-06-30 23:21 UTCEPSS rescore

Frequently asked(5)

What is CVE-2025-15528?
CVE-2025-15528 is a high vulnerability published on January 16, 2026. A vulnerability has been found in Open5GS up to 2.7.6. Affected by this vulnerability is an unknown functionality of the component GTPv2 Bearer Response Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may…
When was CVE-2025-15528 disclosed?
CVE-2025-15528 was first published in the National Vulnerability Database on January 16, 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-2025-15528 actively exploited?
CVE-2025-15528 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 41.3% of all scored CVEs.
What is the CVSS score of CVE-2025-15528?
CVE-2025-15528 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2025-15528?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-15528, 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.

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