CVE-2013-4346

HIGHCVSS v2 · 4.37.5▲
EchelonGraph scoreLOW confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-17.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa
7.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS v2: 4.3Exploit: None knownExposed: 0

A fix is available — apply it.

The Server.verify_request function in SimpleGeo python-oauth2 does not check the nonce, which allows remote attackers to perform replay attacks via a signed URL.

CVSS v2.0 (legacy)
4.3MEDIUMNVD never assigned a CVSS v3 rating to this CVE
EG Score
7.5(low)
EG Risk
39(Track)
EG Risk 39/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity75% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
82%
KEV
Not listed

Published

May 20, 2014

Last Modified

May 6, 2026

References (6)

Vendor Advisories for CVE-2013-4346(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(3)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatv8-1:3.14.5.10-9.el6sat2015-08-12redhat
redhatxstream-0:1.3.1-10.el72015-08-12redhat
pipoauth2—ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)
PyPI(1)
PackageVulnerable rangeFixed inDependents
oauth21.0.0 ... 1.5.211 (29 versions)1.9rc1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 10× in last 7d / 35× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-25 14:12 UTCEPSS rescore
  2. 2026-07-23 14:14 UTCEPSS rescore
  3. 2026-07-23 01:10 UTCEG score recompute
  4. 2026-07-23 00:14 UTCEG score recompute
  5. 2026-07-22 21:52 UTCEG score recompute
  6. 2026-07-22 14:04 UTCEPSS rescore
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  1. 2026-07-06 02:19 UTCEPSS rescore
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  5. 2026-06-30 23:19 UTCEPSS rescore
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  50. 2026-05-29 13:41 UTCEPSS rescore
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  52. 2026-05-28 18:54 UTCEG score recompute
  53. 2026-05-28 18:54 UTCVendor advisory
  54. 2026-05-28 18:53 UTCGHSA enrichment
  55. 2026-05-28 13:42 UTCEPSS rescore
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Related CVEs(same vendor + same CWE)

Frequently asked(4)

What is CVE-2013-4346?
CVE-2013-4346 is a high vulnerability published on May 20, 2014. The Server.verify_request function in SimpleGeo python-oauth2 does not check the nonce, which allows remote attackers to perform replay attacks via a signed URL.
When was CVE-2013-4346 disclosed?
CVE-2013-4346 was first published in the National Vulnerability Database on May 20, 2014, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2013-4346 actively exploited?
CVE-2013-4346 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 17.6% of all scored CVEs.
How do I remediate CVE-2013-4346?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2013-4346, 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.

Dependency Blast Radius

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