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CVE-2026-0288

Multiple buffer overflow vulnerabilities in the User-ID Terminal Server Agent (TSA) component of Palo Alto Networks PAN-OS software allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition or potentially execute arbitrary code by sending specially crafted network traffic. The security risk posed by this issue is minimized when the User-ID Terminal Server Agent connectivity is restricted to only trusted internal IP addresses according to our recommended
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1475752c43b373b03780caf4eec0a639f4c773ef71b44ad3e33cb80f0d9b8b9b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 3 assertions

{"cpes":["cpe:2.3:o:palo_alto_networks:pan-os:12.1.7:h1:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.7:-:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.6:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.5:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h7:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h6:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h5:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h3:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h2:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:-:*:*:*:*:…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/affected/1

{"defaultStatus":"affected","platforms":["AWS","Azure"],"product":"Cloud NGFW","vendor":"Palo Alto Networks","versions":[{"status":"unaffected","version":"All","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/affected/0

{"defaultStatus":"unaffected","product":"Prisma Access","vendor":"Palo Alto Networks","versions":[{"changes":[{"at":"11.2.7-h18","status":"unaffected"}],"lessThan":"11.2.7-h18","status":"affected","version":"11.2.0","versionType":"custom"},{"changes":[{"at":"10.2.10-h39","status":"unaffected"}],"lessThan":"10.2.10-h39","status":"affected","version":"10.2.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/affected/2
cvss · 3 assertions

{"metric":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"ADJACENT","baseScore":4.8,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"LOW","providerUrgency":"AMBER","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:U/AU:N/R:U/V:D/RE:M/U:Amber","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpa…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/metrics/2/cvssV4_0

{"metric":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"ADJACENT","baseScore":5.2,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"AMBER","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:U/AU:N/R:U/V:D/RE:M/U:Amber","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImp…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/metrics/1/cvssV4_0

{"metric":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":7.2,"baseSeverity":"HIGH","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"RED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:U/AU:N/R:U/V:D/RE:M/U:Red","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"H…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/metrics/0/cvssV4_0

Affected products and versions

3 source assertions
{"cpes":["cpe:2.3:o:palo_alto_networks:pan-os:12.1.7:h1:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.7:-:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.6:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.5:*:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h7:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h6:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h5:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h3:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:h2:*:*:*:*:*:*","cpe:2.3:o:palo_alto_networks:pan-os:12.1.4:-:*:*:*:*:…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/affected/1
{"defaultStatus":"affected","platforms":["AWS","Azure"],"product":"Cloud NGFW","vendor":"Palo Alto Networks","versions":[{"status":"unaffected","version":"All","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/affected/0
{"defaultStatus":"unaffected","product":"Prisma Access","vendor":"Palo Alto Networks","versions":[{"changes":[{"at":"11.2.7-h18","status":"unaffected"}],"lessThan":"11.2.7-h18","status":"affected","version":"11.2.0","versionType":"custom"},{"changes":[{"at":"10.2.10-h39","status":"unaffected"}],"lessThan":"10.2.10-h39","status":"affected","version":"10.2.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/affected/2

Provider-owned CVSS observations

3 source assertions
{"metric":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"ADJACENT","baseScore":4.8,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"LOW","providerUrgency":"AMBER","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:U/AU:N/R:U/V:D/RE:M/U:Amber","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpa…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/metrics/2/cvssV4_0
{"metric":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"ADJACENT","baseScore":5.2,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"AMBER","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:U/AU:N/R:U/V:D/RE:M/U:Amber","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImp…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/metrics/1/cvssV4_0
{"metric":{"Automatable":"NO","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":7.2,"baseSeverity":"HIGH","exploitMaturity":"UNREPORTED","privilegesRequired":"NONE","providerUrgency":"RED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"DIFFUSE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:U/AU:N/R:U/V:D/RE:M/U:Red","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"H…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"https://security.paloaltonetworks.com/CVE-2026-PAN-323400","url":"https://security.paloaltonetworks.com/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ac5eea10aa5b46ff2c61532052ffadde92ea32ac3c6412246e1c5c63956c4c69 · sha256:7fa72e721360dab8… · /containers/cna/references/0

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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