ExploitedIn CISA KEVFix available

CVE-2014-0497

Q: Is CVE-2014-0497 actively exploited?

Yes. CVE-2014-0497 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2024-10-08.

Q: What is the CVSS score for CVE-2014-0497?

CVE-2014-0497 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Exploitation confirmed. First attested on 2024-09-17 by CISA-ADP, CISA KEV, GCVE · kevintel.

Published2014-02-05
Fixed in12.0.0.44 · 11.7.700.261 · 11.2.202.336
WeaknessCWE-191

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Integer underflow in Adobe Flash Player before 11.7.700.261 and 11.8.x through 12.0.x before 12.0.0.44 on Windows and Mac OS X, and before 11.2.202.336 on Linux, allows remote attackers to execute arbitrary code via unspecified vectors.

Timeline

dates in UTC

2014-02-0505:15CVE publishedNVD
2024-09-17Added to the CISA KEV catalogCISA KEV
2024-09-17Listed as exploited by GCVEGCVE
2024-09-17Exploitation first reportedCISA KEV
2024-09-1818:34SSVC exploitation set to activeCISA-ADP
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2014-0497?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2014-0497?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP

Adobe flash playerversion to verify

Branch	Affected	Fixed in	Source
12.0	≥ 11.8.800.94, < 12.0.0.44	12.0.0.44	NVD
11.7	< 11.7.700.261	11.7.700.261	NVD · CISA-ADP
11.2	< 11.2.202.336	11.2.202.336	NVD
12.0	≥ 12.0.0, ≤ 12.0.0.44	no fix published	CISA-ADP

Opensuse

Branch	Affected	Fixed in	Source
11.4	= 11.4	no fix published	NVD
12.3	= 12.3	no fix published	NVD
13.1	= 13.1	no fix published	NVD

Redhat enterprise linux desktop

Branch	Affected	Fixed in	Source
5.0	= 5.0	no fix published	NVD
6.0	= 6.0	no fix published	NVD

6 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Adobe flash player to 12.0.0.44 · 11.7.700.261 · 11.2.202.336
CISA’s required action: The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.due 2024-10-08

Advisories and patches

googlechromereleases.blogspot.comRelease Notes
helpx.adobe.comPatch · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

CISA Known Exploited Vulnerability

Date Added: 2024-09-17
Patch Due Date: 2024-10-08
Ransomware Use: Unknown
Required Action: The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.

Sources

CISA KEVKEV entry2024-09-17
GCVEexploitation2024-09-17
CISA-ADPSSVC decisionactive2024-09-18
OpenCVESSVC decisionactive—
CISA-ADPCVSS 3.18.82024-09-18
NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.010read 2026-10-23
CISA-ADPweakness (CWE)CWE-1912024-09-18
NVDweakness (CWE)CWE-191read 2026-10-23
FIRST EPSSEPSS score99.9 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2014-02-05
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2014-0497?

Is CVE-2014-0497 actively exploited?

Yes. CVE-2014-0497 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2024-10-08.

What is the CVSS score for CVE-2014-0497?

CVE-2014-0497 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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