CVE-2026-79273

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreMEDIUM confidence

Score 4.3 from GitHub Security Advisory published 2026-08-25. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 4.3Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Incorrect reference resolution in WebView in Google Chrome on on Android prior to 152.0.7977.65 allowed a remote attacker to potentially bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)

CVSS v3
4.3
Vendor severity
LOWper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Low)
EG Score
4.3MEDIUMmedium confidence
EG Risk
19
EG Risk 19/100CISA SSVC

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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.3%
EPSS %ILE
23rd
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 25, 2026

Last Modified

August 28, 2026

Advisory Details (2)

Auto-updated Aug 27, 2026
Patch available.
generic

Chromium

https://issues.chromium.org/issues/517167020
generic

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html

Vendor Advisories for CVE-2026-79273(1)

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

Affected Packages

(3 across 3 ecosystems)
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
chromium113.0.5672.126-1 ... 152.0.7977.64-1 (412 versions)
  • every version up to 152.0.7977.75-1~deb12u1: fixed in 152.0.7977.75-1~deb12u1
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
chromium138.0.7204.183-1 ... 152.0.7977.75-1~deb12u1 (178 versions)
  • every version up to 152.0.7977.75-1~deb13u1: fixed in 152.0.7977.75-1~deb13u1
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
chromium138.0.7204.183-1 ... 151.0.7922.71-1~deb13u1 (176 versions)
  • every version up to 152.0.7977.64-1: fixed in 152.0.7977.64-1
—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 19× in last 7d / 80× 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 130 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-79273?
CVE-2026-79273 is a medium vulnerability published on August 25, 2026. Incorrect reference resolution in WebView in Google Chrome on on Android prior to 152.0.7977.65 allowed a remote attacker to potentially bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)
When was CVE-2026-79273 disclosed?
CVE-2026-79273 was first published on August 25, 2026, with the most recent update on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-79273 actively exploited?
CVE-2026-79273 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (23rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-79273?
CVE-2026-79273 has a CVSS v3.1 base score of 4.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-79273?
A fix for CVE-2026-79273 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-79273 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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