CVE-2026-56365

MEDIUMNVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.3 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 79% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
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: 0.3%CVSS: 5.3Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

ImageMagick before 7.1.2-19 contains a memory leak vulnerability in the PNG encoder when writing MNG images. Attackers can trigger the encoder failure condition to exhaust memory resources and cause denial of service.

CVSS v3
5.3
EG Score
5.3MEDIUMmedium confidence
EG Risk
28
EG Risk 28/100

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%
Exploitation0% × 40%
Automatability30% × 15%
EPSS PROB
0.3%
EPSS %ILE
19th
KEV
Not listed

Published

July 1, 2026

Last Modified

July 2, 2026

Advisory Details (2)

Auto-updated Jul 3, 2026
Patch available. Sources: github.
generic

ImageMagick - Memory Leak in PNG Encoder via MNG Image Writing | Advisories | VulnCheck

https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-png-encoder-via-mng-image-writing
githubMentions a patch (unverified)

Memory leak in PNG encoder when writing a MNG image · Advisory · ImageMagick/ImageMagick · GitHub

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-x928-4434-crqj

Vendor Advisories for CVE-2026-56365(1)

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

Affected Packages

(22 across 5 ecosystems)
NuGet(18)
PackageVulnerable rangeFix by version rangeDependents
Magick.NET-Q16-AnyCPU10.0.0 ... 9.1.2 (213 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-arm6410.0.0 ... 9.1.2 (58 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-HDRI-AnyCPU10.0.0 ... 9.1.2 (210 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-HDRI-arm6410.0.0 ... 9.1.2 (58 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-HDRI-OpenMP-arm6410.0.0 ... 9.1.2 (58 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-HDRI-OpenMP-x6410.0.0 ... 9.1.2 (110 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-HDRI-x6410.0.0 ... 9.1.2 (210 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-HDRI-x8610.0.0 ... 9.1.2 (210 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-OpenMP-arm6410.0.0 ... 9.1.2 (58 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-OpenMP-x6410.0.0 ... 9.1.2 (110 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-x6410.0.0 ... 9.1.2 (229 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q16-x8610.0.0 ... 9.1.2 (229 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q8-AnyCPU10.0.0 ... 9.1.2 (213 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q8-arm6410.0.0 ... 9.1.2 (58 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q8-OpenMP-arm6410.0.0 ... 9.1.2 (58 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q8-OpenMP-x6410.0.0 ... 9.1.2 (110 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q8-x6410.0.0 ... 9.1.2 (229 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Magick.NET-Q8-x8610.0.0 ... 9.1.2 (229 versions)
  • every version up to 14.12.0: fixed in 14.12.0
—
Debian:11(1)
PackageVulnerable rangeFix by version rangeDependents
imagemagick8:6.9.11.60+dfsg-1.3 ... 8:6.9.11.60+dfsg-1.3+deb11u9 (15 versions)
  • every version up to 8:6.9.11.60+dfsg-1.3+deb11u15: fixed in 8:6.9.11.60+dfsg-1.3+deb11u15
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
imagemagick8:6.9.11.60+dfsg-1.6 ... 8:6.9.11.60+dfsg-1.6+deb12u9 (12 versions)
  • every version up to 8:6.9.11.60+dfsg-1.6+deb12u12: fixed in 8:6.9.11.60+dfsg-1.6+deb12u12
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
imagemagick8:7.1.1.43+dfsg1-1 ... 8:7.1.1.43+dfsg1-1+deb13u9 (11 versions)
  • every version up to 8:7.1.1.43+dfsg1-1+deb13u11: fixed in 8:7.1.1.43+dfsg1-1+deb13u11
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
imagemagick8:7.1.1.43+dfsg1-1 ... 8:7.1.2.8+dfsg1-1 (14 versions)
  • every version up to 8:7.1.2.19+dfsg1-1: fixed in 8:7.1.2.19+dfsg1-1
—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 32× 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 175 total refreshes for this CVE.

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

Related CVEs(same product + same CWE)

Frequently asked(5)

What is CVE-2026-56365?
CVE-2026-56365 is a medium vulnerability published on July 1, 2026. ImageMagick before 7.1.2-19 contains a memory leak vulnerability in the PNG encoder when writing MNG images. Attackers can trigger the encoder failure condition to exhaust memory resources and cause denial of service.
When was CVE-2026-56365 disclosed?
CVE-2026-56365 was first published on July 1, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56365 actively exploited?
CVE-2026-56365 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (19th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-56365?
CVE-2026-56365 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2026-56365?
A fix for CVE-2026-56365 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-56365 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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