Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS3) implementation in Adobe Flash Player 13.x through 13.0.0.296 and 14.x through 18.0.0.194 on Windows and OS X and 11.x through 11.2.202.468 on Linux allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted Flash content that overrides a valueOf function, as exploited in the wild in July 2015.
CVE-2015-5119
Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), 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)
A fix is available — apply it.
- 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
- 99.9%
- KEV
- ⚠ Exploited
Published
July 8, 2015
Last Modified
April 21, 2026
Advisory Details (4)
Auto-updated May 12, 2026Rapid7 Vulnerability Database
http://www.rapid7.com/db/modules/exploit/multi/browser/adobe_flash_hacking_team_uafVU#561288 - Adobe Flash ActionScript 3 ByteArray use-after-free vulnerability
http://www.kb.cert.org/vuls/id/561288Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | flash-plugin-0:11.2.202.481-1.el6_6 | 2015-07-08 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 84× in last 7d / 356× 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 667 total refreshes for this CVE.
- 2026-07-23 01:18 UTCEG score recompute
- 2026-07-23 00:20 UTCEG score recompute
- 2026-07-22 23:08 UTCVendor advisory
- 2026-07-22 23:08 UTCGHSA enrichment
- 2026-07-22 21:58 UTCEG score recompute
- 2026-07-22 19:40 UTCCISA KEV update
- 2026-07-22 18:53 UTCVendor advisory
- 2026-07-22 18:53 UTCGHSA enrichment
- 2026-07-22 14:35 UTCVendor advisory
- 2026-07-22 14:35 UTCGHSA enrichment
- 2026-07-22 10:17 UTCVendor advisory
- 2026-07-22 10:17 UTCGHSA enrichment
- 2026-07-22 06:01 UTCVendor advisory
- 2026-07-22 06:00 UTCGHSA enrichment
- 2026-07-22 01:44 UTCVendor advisory
- 2026-07-22 01:44 UTCGHSA enrichment
- 2026-07-21 21:28 UTCVendor advisory
- 2026-07-21 21:28 UTCGHSA enrichment
- 2026-07-21 17:12 UTCVendor advisory
- 2026-07-21 17:12 UTCGHSA enrichment
- 2026-07-21 14:37 UTCCISA KEV update
- 2026-07-21 12:55 UTCVendor advisory
- 2026-07-21 12:55 UTCGHSA enrichment
- 2026-07-21 08:33 UTCVendor advisory
- 2026-07-21 08:33 UTCGHSA enrichment
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- 2026-07-21 04:17 UTCVendor advisory
- 2026-07-21 04:16 UTCGHSA enrichment
- 2026-07-20 23:59 UTCVendor advisory
- 2026-07-20 23:59 UTCGHSA enrichment
- 2026-07-20 19:43 UTCVendor advisory
- 2026-07-20 19:43 UTCGHSA enrichment
- 2026-07-20 15:28 UTCVendor advisory
- 2026-07-20 15:28 UTCGHSA enrichment
- 2026-07-20 11:08 UTCVendor advisory
- 2026-07-20 11:08 UTCGHSA enrichment
- 2026-07-20 06:53 UTCVendor advisory
- 2026-07-20 06:53 UTCGHSA enrichment
- 2026-07-20 01:58 UTCVendor advisory
- 2026-07-20 01:58 UTCGHSA enrichment
- 2026-07-19 21:42 UTCVendor advisory
- 2026-07-19 21:42 UTCGHSA enrichment
- 2026-07-19 17:27 UTCVendor advisory
- 2026-07-19 17:27 UTCGHSA enrichment
- 2026-07-19 13:12 UTCVendor advisory
- 2026-07-19 13:12 UTCGHSA enrichment
- 2026-07-19 08:57 UTCVendor advisory
- 2026-07-19 08:57 UTCGHSA enrichment
- 2026-07-19 04:42 UTCEG score recompute
- 2026-07-19 04:42 UTCVendor advisory
- 2026-07-19 04:41 UTCGHSA enrichment
- 2026-07-19 02:26 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
- 2026-07-19 00:26 UTCVendor advisory
- 2026-07-19 00:26 UTCGHSA enrichment
- 2026-07-18 20:11 UTCVendor advisory
- 2026-07-18 20:11 UTCGHSA enrichment
- 2026-07-18 15:54 UTCVendor advisory
- 2026-07-18 15:54 UTCGHSA enrichment
- 2026-07-18 11:39 UTCVendor advisory
- 2026-07-18 11:39 UTCGHSA enrichment
- 2026-07-18 07:23 UTCVendor advisory
- 2026-07-18 07:23 UTCGHSA enrichment
- 2026-07-18 03:08 UTCVendor advisory
- 2026-07-18 03:07 UTCGHSA enrichment
- 2026-07-17 22:52 UTCVendor advisory
- 2026-07-17 22:52 UTCGHSA enrichment
- 2026-07-17 18:37 UTCVendor advisory
- 2026-07-17 18:37 UTCGHSA enrichment
- 2026-07-17 14:21 UTCVendor advisory
- 2026-07-17 14:21 UTCGHSA enrichment
- 2026-07-17 10:05 UTCEG score recompute
- 2026-07-17 10:05 UTCVendor advisory
- 2026-07-17 10:05 UTCGHSA enrichment
- 2026-07-17 05:50 UTCVendor advisory
- 2026-07-17 05:50 UTCGHSA enrichment
- 2026-07-17 01:35 UTCVendor advisory
- 2026-07-17 01:35 UTCGHSA enrichment
- 2026-07-16 21:20 UTCVendor advisory
- 2026-07-16 21:20 UTCGHSA enrichment
- 2026-07-16 17:05 UTCVendor advisory
- 2026-07-16 17:04 UTCGHSA enrichment
- 2026-07-16 17:04 UTCCISA KEV update
- 2026-07-16 12:47 UTCVendor advisory
- 2026-07-16 12:47 UTCGHSA enrichment
- 2026-07-16 08:32 UTCVendor advisory
- 2026-07-16 08:32 UTCGHSA enrichment
- 2026-07-16 04:17 UTCVendor advisory
- 2026-07-16 04:17 UTCGHSA enrichment
- 2026-07-16 00:01 UTCVendor advisory
- 2026-07-16 00:01 UTCGHSA enrichment
- 2026-07-15 19:45 UTCVendor advisory
- 2026-07-15 19:45 UTCGHSA enrichment
- 2026-07-15 16:49 UTCCISA KEV update
- 2026-07-15 15:29 UTCVendor advisory
- 2026-07-15 15:29 UTCGHSA enrichment
- 2026-07-15 15:04 UTCCISA KEV update
- 2026-07-15 11:13 UTCVendor advisory
- 2026-07-15 11:13 UTCGHSA enrichment
- 2026-07-15 06:57 UTCVendor advisory
- 2026-07-15 06:57 UTCGHSA enrichment
Publicly available exploits
(5 references)Working exploit code is in the public domain (1 Metasploit module) (3 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Open source ↗GitHub PoCdangokyo/CVE-2015-5119First seen Aug 21, 2018
- GitHub PoCCiscoCXSecurity/CVE-2015-5119_walkthroughFirst seen Sep 10, 2015
Archive from the article CVE-2015-5119 Flash ByteArray UaF: A beginner's walkthrough
Open source ↗ - Open source ↗GitHub PoCjvazquez-r7/CVE-2015-5119First seen Jul 29, 2015
- Exploit-DBEDB-37523✓ verifiedFirst seen Jul 8, 2015
Adobe Flash Player - ByteArray Use-After-Free (Metasploit)
Open source ↗ - Metasploitexploit/multi/browser/adobe_flash_hacking_team_uaf✓ verifiedFirst seen Jul 6, 2015
Adobe Flash Player ByteArray Use After Free
Open source ↗
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Frequently asked(6)
What is CVE-2015-5119?
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Dependency Blast Radius
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