CVE-2026-35535

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.8 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 93% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

A fix is available — apply it.

In Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not a fatal error and can lead to privilege escalation.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
7%
KEV
Not listed

Published

April 3, 2026

Last Modified

July 24, 2026

Advisory Details (6)

Auto-updated Jun 10, 2026
🔬 Proof of concept available. Patch available. Sources: github_commit.
generic

SSA-253495

https://cert-portal.siemens.com/productcert/html/ssa-253495.html
generic Patch Available

[SECURITY] [DLA 4614-1] sudo security update

https://lists.debian.org/debian-lts-announce/2026/06/msg00003.html
generic🟡 PoC Available
https://www.qualys.com/2026/03/10/crack-armor.txt
github_commit

commit 3e474c2f2014 (sudo-project/sudo)

Fix landed in sudo-project/sudo commit 3e474c2f2014 — awaiting tagged release

https://github.com/sudo-project/sudo/commit/3e474c2f201484be83d994ae10a4e20e8c81bb69
generic

Bug #2143042 “exec_mailer: Set group as well as uid when running...” : Bugs : sudo package : Ubuntu

https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/2143042
generic Patch Available

#1130593 - sudo: CVE-2026-35535: exec_mailer: Set group as well as uid when running the mailer - Debian Bug report logs

https://bugs.debian.org/1130593

Vendor Advisories for CVE-2026-35535(20)

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

Patch Availability(24)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatrhcos-417.94.202606250942-02026-07-09redhat
redhatrhcos-414.92.202606231112-02026-07-01redhat
redhatrhaiis/vllm-rocm-rhel9:17823530932026-06-25redhat
redhatrhcos-415.92.202606030318-02026-06-11redhat
redhatrhcos-413.92.202605271328-02026-06-04redhat
redhatrhcos-412.86.202605271418-02026-06-04redhat
redhatrhcos-418.94.202605260517-02026-06-03redhat
redhatrhcos-416.94.202605200242-02026-05-29redhat
redhatrhcos-4.19.9.6.202605201155-02026-05-27redhat
redhatrhui5/rhua-rhel9:17797982222026-05-27redhat
redhatsudo-0:1.9.17p2-3.el9_82026-05-19redhat
redhatsudo-0:1.9.17-4.p2.el10_22026-05-19redhat
redhatsudo-0:1.9.5p2-1.el8_8.32026-05-06redhat
redhatsudo-0:1.9.5p2-10.el9_6.32026-05-06redhat
redhatsudo-0:1.8.23-10.el7_9.52026-05-06redhat
redhatsudo-0:1.9.5p2-1.el8_6.32026-05-06redhat
redhatsudo-0:1.9.15-8.p5.el10_0.32026-05-06redhat
redhatsudo-0:1.8.6p3-29.el6_10.82026-05-06redhat
redhatsudo-0:1.9.5p2-10.el9_4.32026-05-06redhat
redhatsudo-0:1.9.5p2-9.el9_2.42026-05-06redhat
redhatsudo-0:1.9.5p2-7.el9_0.62026-05-05redhat
redhatsudo-0:1.9.5p2-15.el9_72026-04-30redhat
redhatsudo-0:1.9.5p2-1.el8_10.52026-04-29redhat
redhatsudo-0:1.9.15-10.p5.el10_12026-04-27redhat

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.

Weakness Classification(2)

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

Additional Vendor Advisories

(5)

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 15× in last 7d / 49× 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 124 total refreshes for this CVE.

  1. 2026-07-26 14:54 UTCEPSS rescore
  2. 2026-07-26 14:54 UTCEPSS rescore
  3. 2026-07-26 09:21 UTCEG score recompute
  4. 2026-07-26 09:21 UTCVendor advisory
  5. 2026-07-26 09:21 UTCGHSA enrichment
  6. 2026-07-25 14:18 UTCEPSS rescore
  7. 2026-07-25 14:18 UTCEPSS rescore
  8. 2026-07-24 14:17 UTCEPSS rescore
  9. 2026-07-24 14:17 UTCEPSS rescore
  10. 2026-07-23 14:18 UTCEPSS rescore
  11. 2026-07-23 14:18 UTCEPSS rescore
  12. 2026-07-23 03:10 UTCEG score recompute▲ 0.40
  13. 2026-07-22 14:08 UTCEPSS rescore
  14. 2026-07-21 15:24 UTCEPSS rescore
  15. 2026-07-20 17:08 UTCEPSS rescore
  16. 2026-07-19 14:31 UTCEPSS rescore
  17. 2026-07-19 02:29 UTCEPSS rescore
  18. 2026-07-18 10:04 UTCEPSS rescore
  19. 2026-07-17 03:54 UTCOSV refresh
  20. 2026-07-16 17:03 UTCEPSS rescore
  21. 2026-07-15 16:57 UTCEPSS rescore
  22. 2026-07-15 16:57 UTCEPSS rescore
  23. 2026-07-15 02:23 UTCNVD updateCVSS v3 → 7.8
  24. 2026-07-15 02:00 UTCEPSS rescore
  25. 2026-07-15 01:21 UTCMITRE cvelistV5CVSS v3 → 7.4
Show 75 more
  1. 2026-07-13 22:30 UTCEPSS rescore
  2. 2026-07-13 06:13 UTCEPSS rescore
  3. 2026-07-13 06:13 UTCEPSS rescore
  4. 2026-07-12 05:46 UTCEPSS rescore
  5. 2026-07-11 08:27 UTCEPSS rescore
  6. 2026-07-10 12:26 UTCNVD updateCVSS v3 → 7.8
  7. 2026-07-10 12:12 UTCMITRE cvelistV5CVSS v3 → 7.4
  8. 2026-07-09 19:10 UTCEPSS rescore
  9. 2026-07-08 15:15 UTCEPSS rescore
  10. 2026-07-07 13:46 UTCEPSS rescore
  11. 2026-07-06 16:27 UTCEPSS rescore
  12. 2026-07-06 16:27 UTCEPSS rescore
  13. 2026-07-06 02:23 UTCEPSS rescore
  14. 2026-07-06 02:23 UTCEPSS rescore
  15. 2026-07-05 02:30 UTCEPSS rescore
  16. 2026-07-04 06:31 UTCEPSS rescore
  17. 2026-07-01 15:06 UTCEPSS rescore
  18. 2026-06-30 23:22 UTCEPSS rescore
  19. 2026-06-29 14:06 UTCEPSS rescore
  20. 2026-06-29 14:06 UTCEPSS rescore
  21. 2026-06-28 14:07 UTCEPSS rescore
  22. 2026-06-28 14:07 UTCEPSS rescore
  23. 2026-06-28 04:56 UTCEPSS rescore
  24. 2026-06-28 04:56 UTCEPSS rescore
  25. 2026-06-27 03:08 UTCEPSS rescore
  26. 2026-06-25 13:49 UTCEPSS rescore
  27. 2026-06-25 13:49 UTCEPSS rescore
  28. 2026-06-24 14:05 UTCEPSS rescore
  29. 2026-06-23 21:33 UTCEPSS rescore
  30. 2026-06-23 21:33 UTCEPSS rescore
  31. 2026-06-22 14:25 UTCEPSS rescore
  32. 2026-06-22 14:25 UTCEPSS rescore
  33. 2026-06-21 14:56 UTCEPSS rescore
  34. 2026-06-21 14:56 UTCEPSS rescore
  35. 2026-06-21 01:59 UTCEPSS rescore
  36. 2026-06-19 19:25 UTCEPSS rescore
  37. 2026-06-19 19:25 UTCEPSS rescore
  38. 2026-06-18 17:52 UTCEPSS rescore
  39. 2026-06-18 17:52 UTCEPSS rescore
  40. 2026-06-17 17:53 UTCEPSS rescore
  41. 2026-06-16 17:52 UTCEPSS rescore
  42. 2026-06-15 17:49 UTCEPSS rescore
  43. 2026-06-14 23:18 UTCEPSS rescore
  44. 2026-06-12 23:12 UTCEPSS rescore
  45. 2026-06-12 23:12 UTCEPSS rescore
  46. 2026-06-11 22:07 UTCVendor advisory
  47. 2026-06-11 22:07 UTCGHSA enrichment
  48. 2026-06-11 14:00 UTCEPSS rescore
  49. 2026-06-10 22:18 UTCEPSS rescore
  50. 2026-06-10 13:44 UTCVendor advisory
  51. 2026-06-10 13:44 UTCGHSA enrichment
  52. 2026-06-10 02:08 UTCVendor advisory
  53. 2026-06-10 02:08 UTCGHSA enrichment
  54. 2026-06-09 14:36 UTCVendor advisory
  55. 2026-06-09 14:36 UTCGHSA enrichment
  56. 2026-06-08 23:31 UTCNVD updateCVSS v3 → 7.8
  57. 2026-06-08 14:17 UTCEPSS rescore
  58. 2026-06-08 14:17 UTCEPSS rescore
  59. 2026-06-08 10:44 UTCVendor advisory
  60. 2026-06-08 10:44 UTCGHSA enrichment
  61. 2026-06-07 22:32 UTCVendor advisory
  62. 2026-06-07 22:32 UTCGHSA enrichment
  63. 2026-06-07 15:25 UTCEPSS rescore
  64. 2026-06-07 15:25 UTCEPSS rescore
  65. 2026-06-07 15:25 UTCEPSS rescore
  66. 2026-06-07 11:00 UTCVendor advisory
  67. 2026-06-07 11:00 UTCGHSA enrichment
  68. 2026-06-06 13:47 UTCEPSS rescore
  69. 2026-06-06 13:47 UTCEPSS rescore
  70. 2026-06-05 22:47 UTCEPSS rescore
  71. 2026-06-05 22:47 UTCEPSS rescore
  72. 2026-06-05 06:10 UTCEPSS rescore
  73. 2026-06-05 06:10 UTCEPSS rescore
  74. 2026-06-04 13:12 UTCEPSS rescore
  75. 2026-06-04 13:12 UTCEPSS rescore

Frequently asked(5)

What is CVE-2026-35535?
CVE-2026-35535 is a high vulnerability published on April 3, 2026. In Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not a fatal error and can lead to privilege escalation.
When was CVE-2026-35535 disclosed?
CVE-2026-35535 was first published in the National Vulnerability Database on April 3, 2026, with the most recent update on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-35535 actively exploited?
CVE-2026-35535 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 92.9% of all scored CVEs.
What is the CVSS score of CVE-2026-35535?
CVE-2026-35535 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-35535?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-35535, 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-2026-35535

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