Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitHub repository nilsteampassnet/teampass prior to 3.0.7.
CVE-2023-2591
MEDIUMNVD 5.45.4—Elevated
EchelonGraph scoreMEDIUM confidence
This medium-severity CVE scores 5.4 under NVD CVSS v3. EPSS exploit probability: 0.6%, top 55% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: epss, nvd
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 5.4Exploit: Elevated riskExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.4
- EG Score
- 5.4(medium)
- EG Risk
- 40(Track)EG Risk 40/100SSVC: 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 computedSeverity54% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 48%
- KEV
- Not listed
Published
May 9, 2023
Last Modified
November 21, 2024
References (4)
- security@huntrhttps://github.com/nilsteampassnet/teampass/commit/57a977c6323656e5dc06ab5c227e75c3465a1a4a
- security@huntrhttps://huntr.dev/bounties/705f79f4-f5e3-41d7-82a5-f00441cd984b
- af854a3a-2127-422b-91ae-364da2661108https://github.com/nilsteampassnet/teampass/commit/57a977c6323656e5dc06ab5c227e75c3465a1a4a
- af854a3a-2127-422b-91ae-364da2661108https://huntr.dev/bounties/705f79f4-f5e3-41d7-82a5-f00441cd984b
Affected Packages
(1 across 1 ecosystem)
Packagist(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nilsteampassnet/teampass | 2.1.21 ... 3.0.0.11 (6 versions) | 3.0.7 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Frequently asked(5)
What is CVE-2023-2591?
CVE-2023-2591 is a medium vulnerability published on May 9, 2023. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitHub repository nilsteampassnet/teampass prior to 3.0.7.
When was CVE-2023-2591 disclosed?
CVE-2023-2591 was first published in the National Vulnerability Database on May 9, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-2591 actively exploited?
CVE-2023-2591 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 52.3% of all scored CVEs.
What is the CVSS score of CVE-2023-2591?
CVE-2023-2591 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2023-2591?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-2591, 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
See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-2591
Is Your Infrastructure Affected by CVE-2023-2591?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.