CVE-2017-1000070

MEDIUMNVD 6.16.1—

6.1

The Bitly oauth2_proxy in version 2.1 and earlier was affected by an open redirect vulnerability during the start and termination of the 2-legged OAuth flow. This issue was caused by improper input validation and a violation of RFC-6819

CVSS v3: 6.1
EG Score: 6.1(medium)
EPSS: 38.9%
KEV: Not listed

Published

July 17, 2017

Last Modified

May 13, 2026

References (4)

cve@mitrehttps://github.com/bitly/oauth2_proxy/pull/359
cve@mitrehttps://tools.ietf.org/html/rfc6819#section-5.2.3.5
af854a3a-2127-422b-91ae-364da2661108https://github.com/bitly/oauth2_proxy/pull/359
af854a3a-2127-422b-91ae-364da2661108https://tools.ietf.org/html/rfc6819#section-5.2.3.5

Affected Packages

(1 across 1 ecosystem)

Go(1)

Package	Vulnerable range	Fixed in	Dependents
github.com/bitly/oauth2_proxy	—	2.2.0	—

Data Freshness Timeline

(refreshed 12× in last 7d / 17× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:38 UTCepss_batch
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2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:44 UTCepss_batch
2026-05-23 00:10 UTCEG score recompute
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2026-05-22 11:45 UTCEG score recompute
2026-05-20 22:37 UTCepss_batch
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2026-05-20 11:21 UTCepss_batch
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2026-05-18 21:30 UTCepss_batch
2026-05-18 21:30 UTCepss_batch
2026-05-18 21:30 UTCepss_batch

Frequently asked(5)

What is CVE-2017-1000070?

CVE-2017-1000070 is a medium vulnerability published on July 17, 2017. The Bitly oauth2_proxy in version 2.1 and earlier was affected by an open redirect vulnerability during the start and termination of the 2-legged OAuth flow. This issue was caused by improper input validation and a violation of RFC-6819

When was CVE-2017-1000070 disclosed?

CVE-2017-1000070 was first published in the National Vulnerability Database on July 17, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2017-1000070 actively exploited?

CVE-2017-1000070 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 38.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2017-1000070?

CVE-2017-1000070 has a CVSS v3 base score of 6.1 (NVD).

How do I remediate CVE-2017-1000070?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-1000070, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2017-1000070

📅 Published

🔄 Last Modified

🔗 References (4)