IBM Edge 4.2 allows web pages to be stored locally which can be read by another user on the system.

published 2021-09-23 5y ago modified 2026-06-17 4mo ago also EUVD-2020-26056

cvss: 4.0; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 16%
public exploits: 0; none known

IBM Edge 4.2 allows web pages to be stored locally which can be read by another user on the system. IBM X-Force ID: 189633.

Patch / fix

links 1

ibm.com/support/pages/node/6491631 advisory

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Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	4.0	CVSS:3.0/UI:N/S:U/I:N/A:N/C:L/AV:L/PR:N/AC:L/E:U/RL:O/RC:C
NVD	3.1	3.3	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA	3.0	4.0	CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD	2.0	2.1	AV:L/AC:L/Au:N/C:P/I:N/A:N

Affected products

IBM Edge

Classification

Weakness

CWE-922 Insecure Storage of Sensitive Information

References

ibm.com /support/pages/node/6491631
patch, vendor-advisory
exchange.xforce.ibmcloud.com /vulnerabilities/189633
vdb-entry, vendor-advisory

Sources

CVE List CVE-2020-4809
NVD CVE-2020-4809

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