CVE-2019-9797

MEDIUMNVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

Score 5.3 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 5.3Exploit: None knownExposed: 0

A fix is available — apply it.

Cross-origin images can be read in violation of the same-origin policy by exporting an image after using createImageBitmap to read the image and then rendering the resulting bitmap image within a canvas element. This vulnerability affects Firefox < 66.

CVSS v3
5.3
EG Score
5.3(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity53% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
64%
KEV
Not listed

Published

April 26, 2019

Last Modified

November 21, 2024

References (38)

Patch Availability(9)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuxul-ext-lightning (1:60.7.0+build1-0ubuntu0.16.04.1) @ xenial2026-05-27ubuntu
ubuntufirefox-testsuite (66.0.1+build1-0ubuntu0.14.04.1) @ trusty2026-05-27ubuntu
ubuntufirefox-testsuite (66.0+build3-0ubuntu0.16.04.2) @ xenial2026-05-27ubuntu
redhatthunderbird-0:60.7.0-1.el7_62019-06-03redhat
redhatthunderbird-0:60.7.0-1.el6_102019-06-03redhat
redhatthunderbird-0:60.7.0-1.el8_02019-06-03redhat
redhatfirefox-0:60.7.0-1.el6_102019-05-23redhat
redhatfirefox-0:60.7.0-1.el7_62019-05-23redhat
redhatfirefox-0:60.7.0-1.el8_02019-05-23redhat

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

(12 across 6 ecosystems)
Debian:11(2)
PackageVulnerable rangeFixed inDependents
firefox-esr—60.7.0esr-1—
thunderbird—1:60.7.0-1—
Debian:12(2)
PackageVulnerable rangeFixed inDependents
firefox-esr—60.7.0esr-1—
thunderbird—1:60.7.0-1—
Debian:13(2)
PackageVulnerable rangeFixed inDependents
firefox-esr—60.7.0esr-1—
thunderbird—1:60.7.0-1—
Debian:14(2)
PackageVulnerable rangeFixed inDependents
firefox-esr—60.7.0esr-1—
thunderbird—1:60.7.0-1—
Debian:8(2)
PackageVulnerable rangeFixed inDependents
firefox-esr45.0.1esr-1 ... 60.6.3esr-1~deb9u1 (139 versions)60.7.0esr-1~deb8u1—
thunderbird1.5-4 ... 1:60.6.1-1~deb9u1 (74 versions)1:60.7.0-1~deb8u1—
Debian:9(2)
PackageVulnerable rangeFixed inDependents
firefox-esr45.9.0esr-1 ... 60.7.0esr-1~deb8u1 (102 versions)60.7.0esr-1~deb9u1—
thunderbird1.5-4 ... 1:60.7.0-1~deb8u1 (75 versions)1:60.7.0-1~deb9u1—

Weakness Classification(1)

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

All Vendor Advisories

(9)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 7× 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.

Showing the most recent 100 of 152 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2019-9797?
CVE-2019-9797 is a medium vulnerability published on April 26, 2019. Cross-origin images can be read in violation of the same-origin policy by exporting an image after using createImageBitmap to read the image and then rendering the resulting bitmap image within a canvas element. This vulnerability affects Firefox < 66.
When was CVE-2019-9797 disclosed?
CVE-2019-9797 was first published in the National Vulnerability Database on April 26, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-9797 actively exploited?
CVE-2019-9797 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 35.6% of all scored CVEs.
What is the CVSS score of CVE-2019-9797?
CVE-2019-9797 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2019-9797?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-9797, 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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