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CVE-2026-12496

Stored Cross-Site Scripting (CWE-79) in the OPC XML-DA server statistics in Loytec LIP-ME201C, L-INX, L-GATE, L-ROC, L-IOB, L-DALI, L-VIS and L-PAD through 8.4.16 on LINX-A64 allows an unauthenticated remote attacker to execute arbitrary JavaScript in an administrator's browser (session hijacking, credential theft, device reconfiguration) via a crafted `User-Agent` header in a `POST /da` request.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b490709a45d70eb61d17fa1ddced1afe17fed92fd7a40a41111d0b186ca716ef
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 8 assertions

{"defaultStatus":"unaffected","product":"L-GATE","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/2

{"defaultStatus":"unaffected","product":"L-PAD","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/7

{"defaultStatus":"unaffected","product":"L-INX","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"L-DALI","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/5

{"defaultStatus":"unaffected","product":"L-ROC","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/3

{"defaultStatus":"unaffected","product":"LIP-ME20xC","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/0

{"defaultStatus":"unaffected","product":"L-IOB","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/4

{"defaultStatus":"unaffected","product":"L-VIS","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/6
cwe · 2 assertions

{"cweId":"CWE-116","description":"CWE-116 Improper encoding or escaping of output","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-79","description":"CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

8 source assertions
{"defaultStatus":"unaffected","product":"L-GATE","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/2
{"defaultStatus":"unaffected","product":"L-PAD","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/7
{"defaultStatus":"unaffected","product":"L-INX","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"L-DALI","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/5
{"defaultStatus":"unaffected","product":"L-ROC","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/3
{"defaultStatus":"unaffected","product":"LIP-ME20xC","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/0
{"defaultStatus":"unaffected","product":"L-IOB","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/4
{"defaultStatus":"unaffected","product":"L-VIS","vendor":"Loytec","versions":[{"lessThanOrEqual":"8.4.16","status":"affected","version":"0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/affected/6

Provider-owned CVSS observations

1 source assertion
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-116","description":"CWE-116 Improper encoding or escaping of output","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-79","description":"CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"tags":["vendor-advisory"],"url":"https://www.loytec.com/support/product-security/advisories/8522-dibt-cve-20260526-0004-unauthenticated-stored-xxs-in-opc-xml-da-server-statistics-high"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a0a35113d396bbe117b61a0d960901400efe5801b951a73cd0f6fcb3f06db97a · sha256:7a21255614487c42… · /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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