CVE-2026-13592

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory published 2026-06-29. a secondary CVSS source baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.3Exploit: None knownExposed: 0

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

A vulnerability was detected in liftoff-sr CIPster up to e8e9dba09bf56962807d3504b783ccdb6287f3e4. Affected by this issue is the function BufWriter::append of the component EtherNet IP Message Handler. Performing a manipulation results in out-of-bounds write. Remote exploitation of the attack is possible. The exploit is now public and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The patch is named 3a0159ed43125dcd024a1965f0289cb186bae9ff. To fix this issue, it is recommended to deploy a patch.

CVSS v3
7.3
EG Score
7.3(medium)
EG Risk
38(Track)
EG Risk 38/100SSVC: 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
Severity73% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
49%
KEV
Not listed

Published

June 29, 2026

Last Modified

July 1, 2026

Advisory Details (4)

Auto-updated Jun 29, 2026
Upstream fix merged — awaiting tagged release. Sources: github_commit.
generic

GitHub - liftoff-sr/CIPster: Ethernet/IP (Common Industrial Protocol) stack in C++. This started as a C to C++ conversion of C based OpENer. · GitHub

https://github.com/liftoff-sr/CIPster/
github_commit

commit 3a0159ed4312 (liftoff-sr/CIPster)

Fix landed in liftoff-sr/CIPster commit 3a0159ed4312 — awaiting tagged release

https://github.com/liftoff-sr/CIPster/commit/3a0159ed43125dcd024a1965f0289cb186bae9ff
generic

Writable `kCipUdint` can corrupt shared `ByteBuf` metadata and trigger remote OOB read/write · Issue #48 · liftoff-sr/CIPster · GitHub

https://github.com/liftoff-sr/CIPster/issues/48#issuecomment-4596727632
generic

Writable `kCipUdint` can corrupt shared `ByteBuf` metadata and trigger remote OOB read/write · Issue #48 · liftoff-sr/CIPster · GitHub

https://github.com/liftoff-sr/CIPster/issues/48

Vendor Advisories for CVE-2026-13592(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 64× 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 199 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-13592?
CVE-2026-13592 is a high vulnerability published on June 29, 2026. A vulnerability was detected in liftoff-sr CIPster up to e8e9dba09bf56962807d3504b783ccdb6287f3e4. Affected by this issue is the function BufWriter::append of the component EtherNet IP Message Handler. Performing a manipulation results in out-of-bounds write. Remote exploitation of the attack is…
When was CVE-2026-13592 disclosed?
CVE-2026-13592 was first published in the National Vulnerability Database on June 29, 2026, with the most recent update on July 1, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13592 actively exploited?
CVE-2026-13592 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 51.4% of all scored CVEs.
What is the CVSS score of CVE-2026-13592?
CVE-2026-13592 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-13592?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13592, 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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