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CVE-2026-49127

Music Player Daemon (MPD) before version 0.24.11 contains a stack buffer overflow vulnerability in the pcm_unpack_24be function in src/pcm/Pack.cxx that allows unauthenticated attackers to corrupt stack memory by triggering an off-by-one write in the PCM decoder plugin. Attackers can issue two MPD commands referencing a malicious HTTP audio source to cause the unpack loop to write 1366 entries into a 1365-entry buffer, overwriting four bytes past the array boundary with three attacker-controlled
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7f30c9a551c6620e0392072448b00655b7a9384cf54f5dc6a82332e21f97d640
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/metrics/1/cvssV3_1

Affected products and versions

1 source assertion
{"defaultStatus":"affected","packageURL":"pkg:github/MusicPlayerDaemon/MPD","product":"MPD","repo":"https://github.com/MusicPlayerDaemon/MPD","vendor":"MusicPlayerDaemon","versions":[{"lessThan":"0.24.11","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-193","description":"Off-by-one Error","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"tags":["patch"],"url":"https://github.com/MusicPlayerDaemon/MPD/commit/59911028c020f84bc2e669da6a1ef88121301274"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/references/5
{"tags":["issue-tracking"],"url":"https://github.com/MusicPlayerDaemon/MPD/issues/2485"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/references/4
{"tags":["release-notes"],"url":"https://github.com/MusicPlayerDaemon/MPD/releases/tag/v0.24.11"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/references/3
{"tags":["technical-description","exploit"],"url":"https://mstreet97.github.io/security-research/opensource/vulnerability-disclosure/cybersecurity/cve/2026/05/25/Four_Bugs_Reachable_nc.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/references/0
{"tags":["release-notes"],"url":"https://raw.githubusercontent.com/MusicPlayerDaemon/MPD/v0.24.11/NEWS"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/references/2
{"tags":["release-notes","patch"],"url":"https://www.musicpd.org/news/2026/05/mpd-0-24-11-released/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/references/1
{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/music-player-daemon-stack-buffer-overflow-via-pcm-unpack-24be"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:614efceace9a8364db8ed1065300dee65570650825c8179608560d1ec5f57cf2 · sha256:dcf8c35644d1ac6b… · /containers/cna/references/6

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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