CVE-2026-81934

CRITICALPre-NVD 7.19.8▲
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-27. a secondary CVSS source baseline 7.1; sources differ by 2.7.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — Patch released this weekElevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.1Exploit: Elevated riskExposed: 0

A fix is available — apply it.

Redis contains a use-after-free vulnerability in the 'tlsProcessPendingData()' function, which handles the TLS pending-data list if Redis is configured with TLS support. A remote, unauthenticated attacker may be able to execute arbitrary commands with the privileges of the Redis server.

CVSS v3
7.1
EG Score
9.8(medium)
EG Risk
60(Track*)
EG Risk 60/100SSVC: 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%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

August 27, 2026

Last Modified

August 31, 2026

Advisory Details (7)

Auto-updated Aug 28, 2026
Patch available. Sources: github_commit.
generic
https://raw.githubusercontent.com/redis/redis/8.8/00-RELEASENOTES
generic
https://raw.githubusercontent.com/redis/redis/8.6/00-RELEASENOTES
generic
https://raw.githubusercontent.com/redis/redis/8.4/00-RELEASENOTES
generic
https://raw.githubusercontent.com/redis/redis/8.2/00-RELEASENOTES
generic
https://raw.githubusercontent.com/redis/redis/8.10/00-RELEASENOTES
generic

pocs/redis/server_ssl at main · v12-security/pocs · GitHub

https://github.com/v12-security/pocs/tree/main/redis/server_ssl
github_commit Patch Available

commit 6d088c335d5c (redis/redis)

Patch available: redis/redis 8.8.2 (contains commit 6d088c335d5c)

https://github.com/redis/redis/commit/6d088c335d5c3ec49a6c28486140b498e70b7834

Vendor Advisories for CVE-2026-81934(4)

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

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatredis-0:6.2.24-1.el9_62026-09-14redhat
redhatredis:6-8100020260821173603.489197e62026-09-08redhat
redhatredis-0:6.2.24-1.el9_82026-09-08redhat
redhatredis:7-9080020260821173335.92026-09-08redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(3 across 3 ecosystems)
Debian:12(1)
PackageVulnerable rangeFixed inDependents
redis5:7.0.11-1 ... 5:8.6.3-1 (47 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
redis5:8.0.2-3 ... 5:8.6.3-1 (11 versions)——
Debian:14(1)
PackageVulnerable rangeFixed inDependents
redis5:8.0.2-3 ... 5:8.6.3-1 (9 versions)——

Weakness Classification(1)

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

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 94× in last 7d / 250× 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 250 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-81934?
CVE-2026-81934 is a critical vulnerability published on August 27, 2026. Redis contains a use-after-free vulnerability in the 'tlsProcessPendingData()' function, which handles the TLS pending-data list if Redis is configured with TLS support. A remote, unauthenticated attacker may be able to execute arbitrary commands with the privileges of the Redis server.
When was CVE-2026-81934 disclosed?
CVE-2026-81934 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-2026-81934 actively exploited?
CVE-2026-81934 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 62.7% of all scored CVEs.
What is the CVSS score of CVE-2026-81934?
CVE-2026-81934 has a CVSS v3 base score of 7.1 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.8.
How do I remediate CVE-2026-81934?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-81934, 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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