CVE-2025-13942

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-02-24. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

A command injection vulnerability in the UPnP function of the Zyxel EX3510-B0 firmware versions through 5.17(ABUP.15.1)C0 could allow a remote attacker to execute operating system (OS) commands on an affected device by sending specially crafted UPnP SOAP requests.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
63%
KEV
Not listed

Published

February 24, 2026

Last Modified

June 17, 2026

Advisory Details (1)

Auto-updated Sep 22, 2026
No patch confirmed yet.
generic

Zyxel security advisory for null pointer dereference and command injection vulnerabilities in certain 4G LTE/5G NR CPE, DSL/Ethernet CPE, Fiber ONTs, Security Routers, and Wireless Extenders | Zyxel Networks

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-null-pointer-dereference-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-02-24-2026

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 25× 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. 2026-09-22 14:47 UTCEPSS rescore
  2. 2026-09-20 20:14 UTCEPSS rescore
  3. 2026-09-18 19:27 UTCEPSS rescore
  4. 2026-09-16 14:06 UTCEPSS rescore
  5. 2026-09-16 05:13 UTCEPSS rescore
  6. 2026-09-15 03:08 UTCEPSS rescore
  7. 2026-09-13 16:45 UTCEPSS rescore
  8. 2026-09-12 14:59 UTCEPSS rescore
  9. 2026-09-11 14:51 UTCEPSS rescore
  10. 2026-09-11 09:35 UTCEPSS rescore
  11. 2026-09-10 09:33 UTCEPSS rescore
  12. 2026-09-08 21:59 UTCEPSS rescore
  13. 2026-09-07 16:00 UTCEPSS rescore
  14. 2026-09-06 13:46 UTCEPSS rescore
  15. 2026-09-04 13:59 UTCEPSS rescore
  16. 2026-09-04 05:05 UTCEPSS rescore
  17. 2026-09-02 14:10 UTCEPSS rescore
  18. 2026-09-01 13:52 UTCEPSS rescore
  19. 2026-08-30 19:16 UTCEPSS rescore
  20. 2026-08-30 01:21 UTCEPSS rescore
  21. 2026-08-28 21:40 UTCEPSS rescore
  22. 2026-08-27 14:24 UTCEPSS rescore
  23. 2026-08-26 14:45 UTCEPSS rescore
  24. 2026-08-25 13:47 UTCEPSS rescore
  25. 2026-08-24 14:15 UTCEPSS rescore
Show 63 more
  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 01:30 UTCEG score recompute
  11. 2026-08-15 01:29 UTCGHSA enrichment
  12. 2026-08-15 01:29 UTCEPSS rescore
  13. 2026-08-14 21:29 UTCGHSA enrichment
  14. 2026-08-14 13:07 UTCGHSA enrichment
  15. 2026-08-14 09:09 UTCEG score recompute
  16. 2026-08-14 09:09 UTCGHSA enrichment
  17. 2026-08-13 21:59 UTCEPSS rescore
  18. 2026-08-13 01:10 UTCEG score recompute
  19. 2026-08-13 01:10 UTCGHSA enrichment
  20. 2026-08-12 13:49 UTCEPSS rescore
  21. 2026-08-12 00:58 UTCEG score recompute
  22. 2026-08-12 00:58 UTCGHSA enrichment
  23. 2026-08-11 13:41 UTCEPSS rescore
  24. 2026-08-11 06:39 UTCEG score recompute
  25. 2026-08-11 06:39 UTCGHSA enrichment
  26. 2026-08-10 23:59 UTCEPSS rescore
  27. 2026-08-10 13:19 UTCGHSA enrichment
  28. 2026-08-10 09:06 UTCGHSA enrichment
  29. 2026-08-10 02:15 UTCGHSA enrichment
  30. 2026-08-09 21:49 UTCGHSA enrichment
  31. 2026-08-09 17:51 UTCGHSA enrichment
  32. 2026-08-09 13:53 UTCEG score recompute
  33. 2026-08-09 13:53 UTCGHSA enrichment
  34. 2026-08-09 13:45 UTCEPSS rescore
  35. 2026-08-09 08:47 UTCEG score recompute
  36. 2026-08-09 08:47 UTCGHSA enrichment
  37. 2026-08-08 08:48 UTCGHSA enrichment
  38. 2026-08-08 04:50 UTCGHSA enrichment
  39. 2026-08-08 00:52 UTCGHSA enrichment
  40. 2026-08-07 20:54 UTCEG score recompute
  41. 2026-08-07 20:54 UTCGHSA enrichment
  42. 2026-08-07 16:26 UTCEPSS rescore
  43. 2026-08-06 13:45 UTCEPSS rescore
  44. 2026-08-06 07:07 UTCGHSA enrichment
  45. 2026-08-06 03:09 UTCEG score recompute
  46. 2026-08-06 03:09 UTCGHSA enrichment
  47. 2026-08-05 19:16 UTCEPSS rescore
  48. 2026-08-04 15:09 UTCEPSS rescore
  49. 2026-08-04 10:37 UTCEPSS rescore
  50. 2026-08-04 06:00 UTCEG score recompute
  51. 2026-08-04 06:00 UTCGHSA enrichment
  52. 2026-08-03 10:35 UTCEPSS rescore
  53. 2026-08-02 23:42 UTCGHSA enrichment
  54. 2026-08-02 19:44 UTCEG score recompute
  55. 2026-08-02 19:44 UTCGHSA enrichment
  56. 2026-08-02 02:25 UTCEPSS rescore
  57. 2026-08-01 04:14 UTCEPSS rescore
  58. 2026-07-30 16:26 UTCEPSS rescore
  59. 2026-07-30 01:29 UTCEPSS rescore
  60. 2026-07-28 15:35 UTCEPSS rescore
  61. 2026-07-27 14:12 UTCEPSS rescore
  62. 2026-07-27 13:34 UTCEG score recompute
  63. 2026-07-27 13:34 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2025-13942?
CVE-2025-13942 is a critical vulnerability published on February 24, 2026. A command injection vulnerability in the UPnP function of the Zyxel EX3510-B0 firmware versions through 5.17(ABUP.15.1)C0 could allow a remote attacker to execute operating system (OS) commands on an affected device by sending specially crafted UPnP SOAP requests.
When was CVE-2025-13942 disclosed?
CVE-2025-13942 was first published in the National Vulnerability Database on February 24, 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-2025-13942 actively exploited?
CVE-2025-13942 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 36.9% of all scored CVEs.
What is the CVSS score of CVE-2025-13942?
CVE-2025-13942 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2025-13942?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-13942, 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-2025-13942

Explore →

Is Your Infrastructure Affected by CVE-2025-13942?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs