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Fencer Intel
critical 9.3

CVE-2011-0487 json

ICQ 7 does not verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a crafted file th…

published 2011-01-18 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0507

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.5%
EPSS 2.5% chance of exploitation in 30 days, percentile 85%
public exploits
0
none known

Summary

ICQ 7 does not verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a crafted file that is fetched through an automatic-update mechanism.

Exploit prediction

2.55% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

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.