vciy

CVE-2014-1511

INDEX BUILT · 2026-09-20

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Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 allow remote attackers to bypass the…

CVE-2014-15113 of 4 sources documented this
56

rank 56 = 21 + 25 + 0 + 10 + 0

rank@v1 · this cycle

Someone is already using it

CISA KEV catalog · public proof-of-concept · FIRST EPSS

EPSS 0.83633  ·  without this subject the record ranks 35

What it costs you if it fires

NVD CVSS base score, then the CNA's own

CVSS 9.8, from NVD  ·  without this subject the record ranks 31

It is getting worse, not staying still

FIRST EPSS series, rescorings and bad loads removed

no persisting rise in 365 days  ·  without this subject the record ranks 56

How much of the world it touches

NVD CPE configurations

20 products in the CPE ranges  ·  without this subject the record ranks 46

Someone else already set the date

CISA KEV remediation due date

no CISA due date  ·  without this subject the record ranks 56

Unaudited dollar value2 of 3 inputs carry a receipt
Exposure$4.17Mover the next 30 days, if this record is yours
Movement-$2.56Mon 2024-12-17, the last material move, 1 year, 6 months before this reading
Basisassumeda published average, not your estate

$4.17M = $4.99M incident cost x 1 exposure x 0.83633 likelihood

udv@v1 · unaudited · wrong for you until you say what you run

$4.99M is the cost of a breach that happened, from IBM Cost of a Data Breach Report 2026, global average. It is not the value of any asset of yours. That average already covers breaches of every severity, so scaling it by exposure understates a partial-impact record. That is an assumption, not a measurement. Your own asset value goes in the decision record.

Hindsight · the state

0.83633EPSSNOT IN KEVas of 2026-09-20
Severity9.8 CRITICALreceipt
Harmtotal loss · unauthenticatedreceipt
Exploitationnone in held sources
Defenseunaffected versions publishedreceipt
Movementrisenreceipt
RISING10Risen from 0.03779 to 0.83633 across 17 observations. arc-rules@v1

Foresight · where to check next

SonicWall EmailOracle PaymentsIntel StandardminioCVE-2013-0643Microsoft Windows1511

This record is one instance of CWE-269, improper privilege management. The index holds 3614 prior instances of this class, 21 KEV-listed. The nearest of its KEV-listed records are drawn beside this. taxonomy@v1

Full pattern panel

Prior records in this weakness class. Each is its own record, dated and receipted.
Color is a claim, not decoration:the hostile worldthe defenseno signalspoke length is how much of the record matches, not how bad it is

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Harm, if it fires from the vector and the weakness

Written for the ticket you're about to file.

Reachnetwork-reachable · no privileges required · no user interaction · low attack complexityreceipt
ImpactComplete confidentiality, integrity and availability lossreceipt
Scored fromCVSS v3.1 · NVD's vectorreceipt
Weakness classCWE-269 Improper Privilege Managementreceipt
Published consequencesCWE-269: Access Control: Gain Privileges or Assume Identity[email protected]

CISA KEV & Federal Remediation Deadline from the record and CISA

The fix, and how long it's been waiting.

First unaffected version, by branchfirefox 24.4; firefox 28.0; seamonkey 2.25; thunderbird 24.4receipt
Patch available sinceNo dated patch-availability record in held sources. The index holds reference URLs without dates and only the current revision of the CVE record, so the day a fix first existed cannot be derived. Only the versions it landed in.

Exploit Status & Known PoCs a ladder, not a score

Current rung: Nothing observed in held sources.

  • RUNG 1Nothing observed in held sources
  • RUNG 2Proof-of-concept published
  • RUNG 3Exploited in the wild · CISA KEV listed
  • RUNG 4Ransomware campaign use known

Authority who says so

CVSS, NVD9.8 CRITICALreceipt
Exploit probability0.83633 · top 0.33% of all CVEsreceipt
Blast breadth13 products across 5 vendorsderived
Assigned bymozillareceipt
Recorded changes17 · last 18 Sep 2026derived

Affected & Fixed Versions as published

Named in the CPE rangesMozilla firefox; Mozilla seamonkey; Mozilla thunderbird; and 10 morereceipt
Published rangesmozilla firefox < 28.0; mozilla firefox >= 24.0 < 24.4; mozilla seamonkey < 2.25; mozilla thunderbird < 24.4receipt
Show all 20 published ranges
mozilla firefox < 28.0
mozilla firefox >= 24.0 < 24.4
mozilla seamonkey < 2.25
mozilla thunderbird < 24.4
canonical ubuntu linux 12.04
canonical ubuntu linux 12.10
canonical ubuntu linux 13.10
debian linux 7.0
debian linux 8.0
redhat enterprise linux desktop 5.0
redhat enterprise linux desktop 6.0
redhat enterprise linux eus 6.5
redhat enterprise linux server 5.0
redhat enterprise linux server 6.0
redhat enterprise linux server aus 6.5
redhat enterprise linux server eus 6.5
redhat enterprise linux server tus 6.5
redhat enterprise linux workstation 5.0
redhat enterprise linux workstation 6.0
suse linux enterprise software development kit 11.0

A rung lights from a row in the index, never from an assessment. "Held sources" is the true scope of the claim: this index reads the CVE record, NVD, CISA KEV, FIRST's EPSS and public proof-of-concept repositories, and it does not observe attacks.

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What it is stated by the CNA

Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 allow remote attackers to bypass the popup blocker via unspecified vectors. receipt

NVD's analysis a second authority

severity
9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
weakness
CWE-269
affected versions
mozilla firefox < 28.0; mozilla firefox >= 24.0 < 24.4; mozilla seamonkey < 2.25; and 17 more, listed in full below

check it yourself securityfocus.com rhn.redhat.com debian.org security.gentoo.org lists.opensuse.org oracle.com +8 morereceipt

Dated events

2023-03-07EPSS moved 0.04 to 0.972026-06-15EPSS moved 0.70 to 0.83

Movement the material steps

4 Feb 20220.03779
7 Mar 20230.96817 · crossed 0.10 and 0.50 and 0.90 · scoring model v2023.03.01
17 Dec 20240.43772 · crossed 0.50 and 0.90
17 Mar 20250.72108 · crossed 0.50 · scoring model v2025.03.14
15 Jun 20260.83228 · scoring model v2026.06.15
18 Jun 20260.83633
Show all 17 observations
4 Feb 20220.03779
7 Mar 20230.96817
13 Apr 20230.96343
3 Jun 20230.96505
13 Sep 20230.96371
30 Oct 20230.95696
17 Mar 20240.95382
11 Aug 20240.95073
17 Dec 20240.43772
17 Mar 20250.72108
29 Mar 20250.76163
30 Mar 20250.72108
7 Apr 20250.75961
18 Feb 20260.72532
16 Mar 20260.70488
15 Jun 20260.83228
18 Jun 20260.83633

17 observations held. A highlighted step crossed a promotion threshold. A step marked with a scoring model moved because the instrument was replaced, not because the vulnerability changed. receipt

The full biography

EPSS 0.83633Published2014-03-19Index as of2026-06-18

The record had been public for 12 years, 2 months when this index was last written.

Published 2014-03-19 receipt · Index as of 2026-06-18 derived

The pattern, elsewhere

This record is one instance of CWE-269, improper privilege management. The index holds 3614 prior instances of this class, 21 KEV-listed. The nearest of its KEV-listed records are drawn beside this. [email protected]

CVE-2021-20021 · SonicWall Email Securitymatches 8 of 8KEV listed · 2021receipt
CVE-2026-46817 · Oracle Paymentsmatches 8 of 8KEV listed · 2026receipt
CVE-2017-5689 · Intel Standard Manageabilitymatches 8 of 8KEV listed · 2017receipt
CVE-2023-28434 · miniomatches 7 of 8KEV listed · 2023receipt
CVE-2013-0643matches 7 of 8KEV listed · 2013receipt
CVE-2024-26169 · Microsoft Windows 10 Version 1809matches 6 of 8KEV listed · 2024receipt

"Matches n of m" counts the attributes the two records can both be compared on: the CVSS metrics they share a version of, any weakness class beyond this one, and the vendor. fit-rules@v1

3614 records in this class held. The six above are drawn from the ones CISA has listed as exploited, ranked by how much of the record matches this one. That is why every one of them is KEV-listed: the pool is, so the colour on those spokes says nothing the pool has not already said.

No curated product neighbourhood is held for this product, so the records above are the nearest this index can name. The neighbourhood table covers a small set of products and is extended by hand.

Siblings and hubs

Records related to this one

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