CVE-2026-48294

HIGHNVD 7.48.2▲
EchelonGraph scoreMEDIUM confidence

Score 8.2 from GitHub Security Advisory (severity: HIGH) published 2026-06-17. NVD baseline CVSS 7.4; sources differ by 0.8.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
8.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 7.4Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Adobe Acrobat PDF Extension (Chrome) versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

CVSS v3
7.4
EG Score
8.2(medium)
EG Risk
42(Track)
EG Risk 42/100SSVC: 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
Severity82% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
79%
KEV
Not listed

Published

June 17, 2026

Last Modified

June 29, 2026

Advisory Details (1)

Auto-updated Jun 18, 2026
No patch confirmed yet.
generic

Adobe Acrobat: PDF edit, convert, sign tools - Chrome Web Store

https://chromewebstore.google.com/detail/adobe-acrobat-pdf-edit-co/efaidnbmnnnibpcajpcglclefindmkaj

Vendor Advisories for CVE-2026-48294(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 41× 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 224 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-48294?
CVE-2026-48294 is a high vulnerability published on June 17, 2026. Adobe Acrobat PDF Extension (Chrome) versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's session. Exploitation of this issue requires user interaction in…
When was CVE-2026-48294 disclosed?
CVE-2026-48294 was first published in the National Vulnerability Database on June 17, 2026, with the most recent update on June 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-48294 actively exploited?
CVE-2026-48294 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 21.4% of all scored CVEs.
What is the CVSS score of CVE-2026-48294?
CVE-2026-48294 has a CVSS v3 base score of 7.4 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.2.
How do I remediate CVE-2026-48294?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48294, 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-2026-48294

Explore →

Is Your Infrastructure Affected by CVE-2026-48294?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs