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Fencer Intel
medium 5.3

CVE-2020-9781 json

The issue was addressed by clearing website permission prompts after navigation.

published 6y ago modified 4mo ago also EUVD-2020-30560

cvss
5.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

The issue was addressed by clearing website permission prompts after navigation. This issue is fixed in iOS 13.4 and iPadOS 13.4. A user may grant website permissions to a site they didn't intend to.

Patch / fix

  • Apple iOS iOS 13.4 and iPadOS 13.4

Is CVE-2020-9781 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.76% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

  • Apple iOS

Classification

Weakness
  • CWE-281 Improper Preservation of Permissions

References

Sources

Fencer Intel 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.