Microsoft Edge (Chromium-based) Information Disclosure Vulnerability

published 2024-02-23 2 y ago modified 2026-08-10 2 mo ago also EUVD-2024-19132

cvss: 4.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits: 0; none known

Patch / fix

fixed in 1 links 1

Microsoft Microsoft Edge (Chromium-based) 122.0.2365.52

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21423 advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-02-25)

Exploit prediction

0.58% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.8	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C
CNA	3.1	4.8	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected products

Microsoft Microsoft Edge (Chromium-based)

Classification

Weakness

CWE-693 Protection Mechanism Failure

References

msrc.microsoft.com /update-guide/vulnerability/CVE-2024-21423
vendor-advisory, patch

Sources

CVE List CVE-2024-21423
NVD CVE-2024-21423

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary