CVE-2025-48928

CRITICALNVD 4.09.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-07-01), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 4.0 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 3 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 0.6%CVSS: 4.0Exploit: cisa kev · ssvc activeExposed services: Not assessed

A fix is available — apply it.

The TeleMessage service through 2025-05-05 is based on a JSP application in which the heap content is roughly equivalent to a "core dump" in which a password previously sent over HTTP would be included in this dump, as exploited in the wild in May 2025.

CVSS v3
4.0
EG Score
9.0CRITICALhigh confidence
EG Risk
81
EG Risk 81/100CISA SSVC

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Attend at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
0.6%
EPSS %ILE
44th
KEV
⚠ Exploited

CISA SSVCTrack at low or medium mission impact; Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation active (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

May 28, 2025

Last Modified

November 5, 2025

Advisory Details (2)

Auto-updated Jun 15, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-48928
generic

How the Signal Knockoff App TeleMessage Got Hacked in 20 Minutes | WIRED

https://www.wired.com/story/how-the-signal-knock-off-app-telemessage-got-hacked-in-20-minutes/

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 56× in last 7d / 263× 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 1,094 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2025-48928?
CVE-2025-48928 is a critical vulnerability published on May 28, 2025. The TeleMessage service through 2025-05-05 is based on a JSP application in which the heap content is roughly equivalent to a "core dump" in which a password previously sent over HTTP would be included in this dump, as exploited in the wild in May 2025.
When was CVE-2025-48928 disclosed?
CVE-2025-48928 was first published on May 28, 2025, with the most recent update on November 5, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-48928 actively exploited?
Yes. CISA added CVE-2025-48928 to the Known Exploited Vulnerabilities catalog on July 1, 2025, affecting TeleMessage TM SGNL. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate attention. A fix is available. Apply it.
What is the CVSS score of CVE-2025-48928?
CVE-2025-48928 has a CVSS v3 base score of 4.0 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0 (CRITICAL).
Which products are affected by CVE-2025-48928?
CVE-2025-48928 affects TeleMessage TM SGNL.
How do I remediate CVE-2025-48928?
A fix for CVE-2025-48928 is available: update to the fixed version the vendor names in its advisory.

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