CVE-2016-0718

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-13. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated 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: 14%CVSS: 9.8Exploit: Elevated riskExposed: 0

A fix is available — apply it.

Expat allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a malformed input document, which triggers a buffer overflow.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
65(Track*)
EG Risk 65/100SSVC: 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%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
14%
EPSS %ILE
96%
KEV
Not listed

Published

May 26, 2016

Last Modified

June 17, 2026

Advisory Details (3)

Auto-updated Jul 27, 2026
No patch confirmed yet.
generic
http://rhn.redhat.com/errata/RHSA-2016-2824.html
generic🟡 PoC Available

Full Disclosure: CVE-2016-9892 - Remote Code Execution as Root via ESET Endpoint Antivirus 6

http://seclists.org/fulldisclosure/2017/Feb/68
generic

Packet Storm

http://packetstormsecurity.com/files/141350/ESET-Endpoint-Antivirus-6-Remote-Code-Execution.html

Vendor Advisories for CVE-2016-0718(1)

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

Patch Availability(7)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibxmltok1-dev (1.2-3ubuntu0.16.04.1~esm2) @ xenial2026-05-20ubuntu
ubuntulibexpat1 (2.1.0-7ubuntu0.15.10.1) @ wily2026-05-20ubuntu
ubuntulibxmltok1-dev (1.2-4ubuntu0.20.04.1~esm4) @ focal2026-05-20ubuntu
ubuntufirefox-testsuite (48.0+build2-0ubuntu0.16.04.1) @ xenial2026-05-20ubuntu
ubuntulibxmlrpc-core-c3 (1.16.33-3.1ubuntu5.2) @ precise2026-05-20ubuntu
redhathttpd2018-08-16redhat
redhatexpat-0:2.1.0-10.el7_32016-11-28redhat

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(1)

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

Additional Vendor Advisories

(6)

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 12× in last 7d / 40× 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 120 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2016-0718?
CVE-2016-0718 is a critical vulnerability published on May 26, 2016. Expat allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a malformed input document, which triggers a buffer overflow.
When was CVE-2016-0718 disclosed?
CVE-2016-0718 was first published in the National Vulnerability Database on May 26, 2016, 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-2016-0718 actively exploited?
CVE-2016-0718 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 14% probability of exploitation in the next 30 days, which ranks it in the top 3.9% of all scored CVEs.
What is the CVSS score of CVE-2016-0718?
CVE-2016-0718 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-0718?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-0718, 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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