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Fencer Intel
medium 4.3

CVE-2015-5921 json

WebKit in Apple iOS before 9 mishandles "Content-Disposition: attachment" HTTP headers, which might allow man-in-the-middle attackers to ob…

published 11y ago modified 4mo ago also EUVD-2015-5867

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

WebKit in Apple iOS before 9 mishandles "Content-Disposition: attachment" HTTP headers, which might allow man-in-the-middle attackers to obtain sensitive information via unspecified vectors.

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Exploit prediction

1.30% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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.