Use-after-free vulnerability in Adobe Flash Player before 13.0.0.269 and 14.x through 16.x before 16.0.0.305 on Windows and OS X and before 11.2.202.442 on Linux allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in February 2015, a different vulnerability than CVE-2015-0315, CVE-2015-0320, and CVE-2015-0322.
CVE-2015-0313
Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-04-13), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.
- Actively exploited in the wild (CISA-KEV)
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(high)
- EG Risk
- 84(Attend)EG Risk 84/100SSVC: Attend
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity98% × 45%Exploitation100% × 40%Automatability0% × 15%Action: Remediate soon — notable exploitation risk. - EPSS PROB
- 95%
- EPSS %ILE
- 100%
- KEV
- ⚠ Exploited
Published
February 2, 2015
Last Modified
April 21, 2026
Advisory Details (5)
Auto-updated Sep 17, 2026Packet Storm Security
http://packetstormsecurity.com/files/131189/Adobe-Flash-Player-ByteArray-With-Workers-Use-After-Free.htmlWeakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 49× in last 7d / 226× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 822 total refreshes for this CVE.
- 2026-09-19 15:36 UTCGHSA enrichment
- 2026-09-19 11:43 UTCGHSA enrichment
- 2026-09-19 07:53 UTCGHSA enrichment
- 2026-09-19 04:03 UTCGHSA enrichment
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- 2026-09-18 19:20 UTCCISA KEV update
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- 2026-09-18 14:15 UTCCISA KEV update
- 2026-09-18 12:43 UTCGHSA enrichment
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- 2026-09-18 05:03 UTCGHSA enrichment
- 2026-09-18 01:13 UTCGHSA enrichment
- 2026-09-17 21:23 UTCEG score recompute
- 2026-09-17 21:23 UTCGHSA enrichment
- 2026-09-17 19:21 UTCEPSS rescore
- 2026-09-17 17:33 UTCGHSA enrichment
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- 2026-09-16 14:10 UTCCISA KEV update
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- 2026-09-16 10:23 UTCGHSA enrichment
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- 2026-09-14 23:54 UTCGHSA enrichment
- 2026-09-14 20:04 UTCGHSA enrichment
- 2026-09-14 19:24 UTCCISA KEV update
- 2026-09-14 16:13 UTCGHSA enrichment
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- 2026-09-13 21:05 UTCGHSA enrichment
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- 2026-09-13 05:45 UTCGHSA enrichment
- 2026-09-13 01:56 UTCGHSA enrichment
- 2026-09-12 22:05 UTCGHSA enrichment
- 2026-09-12 18:15 UTCEG score recompute
- 2026-09-12 18:15 UTCGHSA enrichment
- 2026-09-12 14:55 UTCEPSS rescore
- 2026-09-12 14:25 UTCGHSA enrichment
- 2026-09-12 10:35 UTCGHSA enrichment
- 2026-09-12 06:43 UTCGHSA enrichment
- 2026-09-12 02:53 UTCGHSA enrichment
- 2026-09-11 23:03 UTCGHSA enrichment
- 2026-09-11 19:13 UTCGHSA enrichment
- 2026-09-11 18:49 UTCCISA KEV update
- 2026-09-11 15:23 UTCGHSA enrichment
- 2026-09-11 11:33 UTCGHSA enrichment
- 2026-09-11 07:40 UTCGHSA enrichment
- 2026-09-11 03:50 UTCGHSA enrichment
- 2026-09-11 00:00 UTCGHSA enrichment
- 2026-09-10 20:10 UTCGHSA enrichment
- 2026-09-10 19:28 UTCCISA KEV update
- 2026-09-10 16:20 UTCGHSA enrichment
- 2026-09-10 12:30 UTCEG score recompute
- 2026-09-10 12:30 UTCGHSA enrichment
- 2026-09-10 09:26 UTCEPSS rescore
- 2026-09-10 08:40 UTCGHSA enrichment
- 2026-09-10 04:50 UTCGHSA enrichment
- 2026-09-10 01:00 UTCGHSA enrichment
- 2026-09-09 21:10 UTCGHSA enrichment
- 2026-09-09 19:08 UTCCISA KEV update
- 2026-09-09 17:19 UTCGHSA enrichment
- 2026-09-09 13:29 UTCGHSA enrichment
- 2026-09-09 09:37 UTCGHSA enrichment
- 2026-09-09 05:47 UTCGHSA enrichment
- 2026-09-09 01:56 UTCGHSA enrichment
- 2026-09-08 22:06 UTCEG score recompute
- 2026-09-08 22:06 UTCGHSA enrichment
- 2026-09-08 18:54 UTCCISA KEV update
- 2026-09-08 18:16 UTCGHSA enrichment
- 2026-09-08 14:26 UTCGHSA enrichment
- 2026-09-08 10:32 UTCGHSA enrichment
- 2026-09-08 06:41 UTCGHSA enrichment
- 2026-09-08 02:51 UTCGHSA enrichment
- 2026-09-07 23:01 UTCGHSA enrichment
- 2026-09-07 19:11 UTCEG score recompute
- 2026-09-07 19:11 UTCGHSA enrichment
- 2026-09-07 15:56 UTCEPSS rescore
- 2026-09-07 15:22 UTCGHSA enrichment
- 2026-09-07 11:31 UTCGHSA enrichment
- 2026-09-07 07:40 UTCGHSA enrichment
- 2026-09-07 03:50 UTCGHSA enrichment
- 2026-09-06 23:58 UTCGHSA enrichment
- 2026-09-06 20:08 UTCGHSA enrichment
- 2026-09-06 16:16 UTCEG score recompute
- 2026-09-06 16:16 UTCGHSA enrichment
Publicly available exploits
(4 references)Working exploit code is in the public domain (1 Metasploit module) (1 GitHub PoC) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-36579✓ verifiedFirst seen Mar 31, 2015
Adobe Flash Player - ByteArray With Workers Use-After-Free (Metasploit)
Open source ↗ - Exploit-DBEDB-36491First seen Mar 25, 2015
Adobe Flash Player - Arbitrary Code Execution
Open source ↗ - Open source ↗GitHub PoCSecurityObscurity/cve-2015-0313First seen Mar 22, 2015
- Metasploitexploit/windows/browser/adobe_flash_worker_byte_array_uaf✓ verifiedFirst seen Feb 2, 2015
Adobe Flash Player ByteArray With Workers Use After Free
Open source ↗
Related CVEs(same CWE)
Frequently asked(6)
What is CVE-2015-0313?
When was CVE-2015-0313 disclosed?
Is CVE-2015-0313 actively exploited?
What is the CVSS score of CVE-2015-0313?
Which products are affected by CVE-2015-0313?
How do I remediate CVE-2015-0313?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2015-0313
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