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CVE-2026-24046

Backstage is an open framework for building developer portals. Multiple Scaffolder actions and archive extraction utilities were vulnerable to symlink-based path traversal attacks. An attacker with access to create and execute Scaffolder templates could exploit symlinks to read arbitrary files via the `debug:log` action by creating a symlink pointing to sensitive files (e.g., `/etc/passwd`, configuration files, secrets); delete arbitrary files via the `fs:delete` action by creating symlinks poin
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:703b86d5d7980d536fcbd65c46b72e834d13cdc09a34e9564b558e4655a9f80f
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
3

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 3 assertions

{"product":"backstage","vendor":"backstage","versions":[{"status":"affected","version":"@backstage/backend-defaults < 0.12.2"},{"status":"affected","version":"@backstage/backend-defaults >= 0.13.0, < 0.13.2"},{"status":"affected","version":"@backstage/backend-defaults >= 0.14.0, < 0.14.1"},{"status":"affected","version":"@backstage/plugin-scaffolder-backend < 2.2.2"},{"status":"affected","version":"@backstage/plugin-scaffolder-backend >= 3.0.0, < 3.0.2"},{"status":"affected","version":"@backstage/plugin-scaffolder-backend >= 3.1.0, < 3.1.1"},{"status":"affected","version":"@backstage/plugin-sc…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/affected/0

{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:rhdh:1.9::el9"],"defaultStatus":"affected","packageName":"rhdh/rhdh-hub-rhel9","product":"Red Hat Developer Hub 1.9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1775140647","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/affected/1

{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:rhdh:1.8::el9"],"defaultStatus":"affected","packageName":"rhdh/rhdh-hub-rhel9","product":"Red Hat Developer Hub 1.8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1774545605","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/affected/0
cvss · 2 assertions

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/metrics/1/cvssV3_1

{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/metrics/0/cvssV3_1
cwe · 3 assertions

{"cweId":"CWE-59","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-59","description":"Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/problemTypes/0/descriptions/0

{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

3 source assertions
{"product":"backstage","vendor":"backstage","versions":[{"status":"affected","version":"@backstage/backend-defaults < 0.12.2"},{"status":"affected","version":"@backstage/backend-defaults >= 0.13.0, < 0.13.2"},{"status":"affected","version":"@backstage/backend-defaults >= 0.14.0, < 0.14.1"},{"status":"affected","version":"@backstage/plugin-scaffolder-backend < 2.2.2"},{"status":"affected","version":"@backstage/plugin-scaffolder-backend >= 3.0.0, < 3.0.2"},{"status":"affected","version":"@backstage/plugin-scaffolder-backend >= 3.1.0, < 3.1.1"},{"status":"affected","version":"@backstage/plugin-sc…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/affected/0
{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:rhdh:1.9::el9"],"defaultStatus":"affected","packageName":"rhdh/rhdh-hub-rhel9","product":"Red Hat Developer Hub 1.9","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1775140647","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/affected/1
{"collectionURL":"https://catalog.redhat.com/software/containers/","cpes":["cpe:/a:redhat:rhdh:1.8::el9"],"defaultStatus":"affected","packageName":"rhdh/rhdh-hub-rhel9","product":"Red Hat Developer Hub 1.8","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"1774545605","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/metrics/1/cvssV3_1
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-59","description":"CWE-59: Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-59","description":"Improper Link Resolution Before File Access ('Link Following')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/problemTypes/0/descriptions/0
{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:6174"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/references/3
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:6802"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/references/4
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-24046"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/references/0
{"name":"RHBZ#2431878","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2431878"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/references/1
{"name":"https://github.com/backstage/backstage/commit/c641c147ab371a9a8a2f5f67fdb7cb9c97ef345d","tags":["x_refsource_MISC"],"url":"https://github.com/backstage/backstage/commit/c641c147ab371a9a8a2f5f67fdb7cb9c97ef345d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/references/1
{"name":"https://github.com/backstage/backstage/security/advisories/GHSA-rq6q-wr2q-7pgp","tags":["x_refsource_CONFIRM"],"url":"https://github.com/backstage/backstage/security/advisories/GHSA-rq6q-wr2q-7pgp"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/cna/references/0
{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-24046.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1221b9738e8944a2917dee087c6a3c0e435889dc70bcfc9c71f6da95238b864e · sha256:d541e8c78a6879a8… · /containers/adp/1/references/2

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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