{"id":"CVE-2025-52477","aliases":["EUVD-2025-19216","GHSA-h3qp-hwvr-9xcq","GO-2025-3779","openSUSE-SU-2025:15405-1"],"status":"published","title":"Octo-STS Vulnerable to Unauthenticated SSRF with HTTP Response Reflection in OIDC Flow","description":"Octo-STS is a GitHub App that acts like a Security Token Service (STS) for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. Upgrade to v0.5.3 to resolve this issue. This version includes patch sets to sanitize input and redact logging.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00486,"percentile":0.42356,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-918"],"published":"2025-06-26T16:46:09Z","modified":"2026-10-28T02:30:22Z","fixes":[{"ecosystem":"Go","package":"github.com/octo-sts/app","fixed_in":["0.5.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/octo-sts/app","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.5.2"},{"fixed":"0.5.3"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/octo-sts/app","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.5.3"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/octo-sts/app","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.5.3"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"govulncheck-vulndb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20250730T213748-1.1"}]}],"bundled":56}],"products":[{"vendor":"octo-sts","product":"app"},{"vendor":"tuya","product":"app"}],"references":[{"url":"https://github.com/octo-sts/app/security/advisories/GHSA-h3qp-hwvr-9xcq","tags":["x_refsource_CONFIRM","x_refsource_MISC","advisory","web"]},{"url":"https://github.com/octo-sts/app/commit/0f177fde54f9318e33f0bba6abaea9463a7c3afd","tags":["x_refsource_MISC","fix","web"]},{"url":"https://github.com/octo-sts/app/commit/b3976e39bd8c8c217c0670747d34a4499043da92","tags":["x_refsource_MISC","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-52477","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h3qp-hwvr-9xcq"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/52xxx/CVE-2025-52477.json","tags":["advisory"]},{"url":"https://github.com/octo-sts/app","tags":["package"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2024-44905","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-44906","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-56731","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-0928","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-1088","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-30086","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32019","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-3227","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-3228","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-3415","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-4563","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-4656","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-46702","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-4674","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-47281","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-47871","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-47943","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-4922","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-4981","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-49825","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-5030","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-51471","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52477","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52889","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52890","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52893","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52894","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52900","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52901","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52902","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52903","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52904","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52995","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52996","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-52997","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53512","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53513","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53547","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53632","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53633","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53634","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53826","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53893","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53945","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-54059","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-54379","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-5689","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-5981","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6023","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6032","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6224","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6226","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6227","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6233","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6264","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-6624","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-52477","title":"Octo-STS Vulnerable to Unauthenticated SSRF with HTTP Response Reflection in OIDC Flow","description":"Octo-STS is a GitHub App that acts like a Security Token Service (STS) for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. Upgrade to v0.5.3 to resolve this issue. This version includes patch sets to sanitize input and redact logging.","status":"published","published":"2025-06-26T16:46:09.38Z","modified":"2025-06-27T13:16:43.418Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:32:31.631102Z"}],"euvd":[{"id":"EUVD-2025-19216","description":"Octo-STS is a GitHub App that acts like a Security Token Service (STS) for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. Upgrade to v0.5.3 to resolve this issue. This version includes patch sets to sanitize input and redact logging.","status":"published","published":"2025-06-26T16:46:09Z","modified":"2025-06-27T13:16:43Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T20:32:16.171648Z"}],"ghsa":[{"id":"GHSA-h3qp-hwvr-9xcq","title":"Octo STS Unauthenticated SSRF by abusing fields in OpenID Connect tokens","description":"##  Summary\n\nOcto-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. \n\nPlease upgrade to v0.5.3 to resolve this issue. This version includes patch sets to [sanitize input](https://github.com/octo-sts/app/commit/b3976e39bd8c8c217c0670747d34a4499043da92) and [redact logging](https://github.com/octo-sts/app/commit/0f177fde54f9318e33f0bba6abaea9463a7c3afd).\n\nMany thanks to @vicevirus for reporting this issue and for assisting with remediation review.\n\n## References\n\n- https://github.com/octo-sts/app/security/advisories/GHSA-h3qp-hwvr-9xcq\n- https://github.com/octo-sts/app/commit/b3976e39bd8c8c217c0670747d34a4499043da92\n- https://github.com/octo-sts/app/commit/0f177fde54f9318e33f0bba6abaea9463a7c3afd","status":"published","published":"2025-06-26T18:53:54Z","modified":"2025-06-26T18:53:57Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:38:47.835488Z"}],"nvd":[{"id":"CVE-2025-52477","description":"Octo-STS is a GitHub App that acts like a Security Token Service (STS) for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. Upgrade to v0.5.3 to resolve this issue. This version includes patch sets to sanitize input and redact logging.","status":"published","published":"2025-06-26T17:15:30.897Z","modified":"2026-06-17T09:36:34.07Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:11:14.781314Z"}],"osv":[{"id":"CVE-2025-52477","title":"Octo-STS Vulnerable to Unauthenticated SSRF with HTTP Response Reflection in OIDC Flow","description":"Octo-STS is a GitHub App that acts like a Security Token Service (STS) for the GitHub API. Octo-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. Upgrade to v0.5.3 to resolve this issue. This version includes patch sets to sanitize input and redact logging.","status":"published","published":"2025-06-26T16:46:09.38Z","modified":"2026-10-28T02:30:22.577437354Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:44:50.45326Z"},{"id":"GHSA-h3qp-hwvr-9xcq","title":"Octo STS Unauthenticated SSRF by abusing fields in OpenID Connect tokens","description":"##  Summary\n\nOcto-STS versions before v0.5.3 are vulnerable to unauthenticated SSRF by abusing fields in OpenID Connect tokens. Malicious tokens were shown to trigger internal network requests which could reflect error logs with sensitive information. \n\nPlease upgrade to v0.5.3 to resolve this issue. This version includes patch sets to [sanitize input](https://github.com/octo-sts/app/commit/b3976e39bd8c8c217c0670747d34a4499043da92) and [redact logging](https://github.com/octo-sts/app/commit/0f177fde54f9318e33f0bba6abaea9463a7c3afd).\n\nMany thanks to @vicevirus for reporting this issue and for assisting with remediation review.\n\n## References\n\n- https://github.com/octo-sts/app/security/advisories/GHSA-h3qp-hwvr-9xcq\n- https://github.com/octo-sts/app/commit/b3976e39bd8c8c217c0670747d34a4499043da92\n- https://github.com/octo-sts/app/commit/0f177fde54f9318e33f0bba6abaea9463a7c3afd","status":"published","published":"2025-06-26T18:53:54Z","modified":"2026-09-10T03:50:25.281973166Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:46:48.546324Z"},{"id":"GO-2025-3779","title":"Octo STS Unauthenticated SSRF by abusing fields in OpenID Connect tokens in github.com/octo-sts/app","description":"Octo STS Unauthenticated SSRF by abusing fields in OpenID Connect tokens in github.com/octo-sts/app","status":"published","published":"2025-07-28T19:57:13Z","modified":"2026-02-04T02:43:28.915817Z","updated_at":"2026-11-02T15:47:01.728182Z"},{"id":"openSUSE-SU-2025:15405-1","title":"govulncheck-vulndb-0.0.20250730T213748-1.1 on GA media","description":"These are all security issues fixed in the govulncheck-vulndb-0.0.20250730T213748-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-08-04T00:00:00Z","modified":"2026-03-23T04:53:44.42671Z","updated_at":"2026-11-02T16:58:37.810934Z"}]}}