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PatchSiren cyber security CVE debrief

CVE-2015-5119 Adobe CVE debrief

CVE-2015-5119 is an Adobe Flash Player use-after-free vulnerability that CISA lists in its Known Exploited Vulnerabilities catalog. For defenders, the key point is that Flash Player is end-of-life: if it is still present anywhere, it should not be treated as a routine patch candidate but as a product to remove or disconnect.

Vendor
Adobe
Product
Flash Player
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2022-03-03
Original CVE updated
2022-03-03
Advisory published
2022-03-03
Advisory updated
2022-03-03

Who should care

Security teams, endpoint administrators, vulnerability management teams, and asset owners should care most if any legacy systems still have Adobe Flash Player installed. Organizations with older browsers, kiosk systems, embedded content, or archived applications may be at higher operational risk because end-of-life software can remain exposed longer than expected.

Technical summary

The supplied sources identify the issue as a use-after-free vulnerability in Adobe Flash Player. CISA classifies CVE-2015-5119 as known exploited and notes that the impacted product is end-of-life. The authoritative sources provided do not include a CVSS score here, so risk should be prioritized based on exposure, exploitability in the environment, and the product's unsupported status rather than on a numeric severity alone.

Defensive priority

Highest priority for removal or isolation. Because the affected product is end-of-life and CISA lists the CVE as known exploited, remediation should focus on eliminating exposure rather than waiting for a vendor patch.

Recommended defensive actions

  • Inventory systems to confirm whether Adobe Flash Player is still installed or reachable.
  • Remove Adobe Flash Player from any system where it is still present.
  • If immediate removal is not possible, disconnect or isolate the affected system from untrusted networks and limit user access.
  • Verify browsers, plug-ins, and legacy applications no longer depend on Flash content.
  • Track remediation as an urgent legacy-technology retirement task, not just a normal vulnerability ticket.

Evidence notes

CISA's KEV record identifies this as 'Adobe Flash Player Use-After-Free Vulnerability,' marks it as a known exploited vulnerability, and states that the impacted product is end-of-life and should be disconnected if still in use. The provided official CVE and NVD links corroborate the CVE record and vulnerability entry.

Sources and references

Verified primary and authoritative sources

  • CVE-2015-5119 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2015-5119

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2015-5119 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2015-5119

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.