4.3

CVE-2012-0455: mozilla firefox

Modified
Published 14-03-2012Last modified 06-08-2024

Vulnerability summary

CVE-2012-0455 is a medium (CVSS 4.3) vulnerability in mozilla firefox. EPSS estimates a 1.70% chance of exploitation in the next 30 days, higher than 77.2% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 4.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
4.3/10
010
Medium · v2.0 (NVD)
EPSS score
1.70%
0%100%
Low · -0.06 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 8 · Related 3
DSA-2433-1DSA-2437-1DSA-2458-1OPENSUSE-SU-2024:10071-1OPENSUSE-SU-2024:10230-1OPENSUSE-SU-2024:14572-1

Timeline

  1. 14-03-2012
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

Mozilla Firefox before 3.6.28 and 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird before 3.1.20 and 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 do not properly restrict drag-and-drop operations on javascript: URLs, which allows user-assisted remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web page, related to a "DragAndDropJacking" issue.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

1.70%

Chance of exploitation in the next 30 days

Percentile

77%

Versus all other CVEs

30-day change

Decrease -0.06 pp

From 1.77% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.

Mozilla5 products
  • firefox≤ 3.6.27 | 4.0 | 4.0:beta1 | 4.0:beta10 | 4.0:beta11 | 4.0:beta12 | 4.0:beta2 | 4.0:beta3 | 4.0:beta4 | 4.0:beta5 | 4.0:beta6 | 4.0:beta7 | 4.0:beta8 | 4.0:beta9 | 4.0.1 | 5.0 | 5.0.1 | 6.0 | 6.0.1 | 6.0.2 | 7.0 | 7.0.1 | 8.0 | 8.0.1 | 9.0 | 9.0.1 | 10.0
  • firefox esr10.1 | 10.2
  • seamonkey≤ 2.7
  • thunderbird≤ 3.1.19 | 5.0 | 6.0 | 6.0.1 | 6.0.2 | 8.0 | 9.0 | 9.0.1
  • thunderbird_esr10.0 | 10.0.1 | 10.0.2

1 vendor · 5 products

References

34 links
Show all 34 references