CVE-2011-4684

highpriority · attend · 52EPSS 0.054 · 93 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

5.44% (93rd) EPSS

CVSS 10 · high

Is it mine?

80 products

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and remote attack vectors related to "corner cases."

cvss

Technical severity, 0–10. One row per scoring source.

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10

v2.09highAV:N/AC:L/Au:N/C:C/I:C/A:C/E:POCsecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

Public proof-of-concept and weaponised exploit code.

Products and version ranges known to be affected.

showing 20 of 80

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2011-12-07modified 2026-06-16

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External citations — patches, advisories, analysis.

scry

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