← Vulnerability feed

Vulnerability record · CVE-2021-26703 · published 1 March 2021

CVE-2021-26703: Eprints xml external entity (xxe) vulnerability

Eprints · Eprints

EPrints 3.4.2 allows remote attackers to read arbitrary files and possibly execute commands via crafted JSON/XML input to a cgi/ajax/phrase URI.

9.8 CVSS 3.1 Critical EPSS 4.0% · top 9.7% CWE-611 · XML external entity (XXE)
9.8CVSS 3.1 base score, v2 7.5
4.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

EPrints 3.4.2 allows remote attackers to read arbitrary files and possibly execute commands via crafted JSON/XML input to a cgi/ajax/phrase URI.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://files.eprints.org/2548/ PatchVendor Advisory
https://files.eprints.org/2549/ PatchVendor Advisory
https://github.com/grymer/CVE/blob/master/eprints_security_review.pdf ExploitPatchThird Party Advisory
https://files.eprints.org/2548/ PatchVendor Advisory
https://files.eprints.org/2549/ PatchVendor Advisory
https://github.com/grymer/CVE/blob/master/eprints_security_review.pdf ExploitPatchThird Party Advisory

Track CVE-2021-26703 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-26476Eprints os command injection vulnerabilityEPrints 3.4.2 allows remote attackers to execute OS commands via crafted LaTeX input to a cgi/cal?year= URI.EPSS 3.1%9.8CVE-2021-3342Eprints os command injection vulnerabilityEPrints 3.4.2 allows remote attackers to read arbitrary files and possibly execute commands via crafted LaTeX input to a cgi/latex2png?latex= URI.EPSS 4.2%8.8CVE-2021-26704Eprints os command injection vulnerabilityEPrints 3.4.2 allows remote attackers to execute arbitrary commands via crafted input to the verb parameter in a cgi/toolbox/toolbox URI.EPSS 3.1%6.1CVE-2021-26702Eprints cross-site scripting vulnerabilityEPrints 3.4.2 exposes a reflected XSS opportunity in the dataset parameter to the cgi/dataset_dictionary URI.EPSS 3.1%6.1CVE-2021-26475Eprints cross-site scripting vulnerabilityEPrints 3.4.2 exposes a reflected XSS opportunity in the via a cgi/cal URI.EPSS 7.3%9.8CVE-2025-58360GeoServer WMS GetMap XXE allows unauthenticated file read and SSRFGeoServer versions 2.26.0 through 2.26.2 and before 2.25.6 accept XML input at the /geoserver/wms GetMap endpoint without sufficiently restricting ex…KEVEPSS 61%analysed9.8CVE-2025-2776SysAid On-Prem unauthenticated XXE in Server URL processingSysAid On-Prem versions up to 23.3.40 process the Server URL without restricting XML external entities, so an unauthenticated attacker can supply cra…KEVEPSS 64%analysed7.5CVE-2025-2775SysAid On-Prem unauthenticated XXE in Checkin processingSysAid On-Prem versions up to 23.3.40 process Checkin XML without restricting external entities, so an unauthenticated attacker can supply a crafted …KEVEPSS 43%analysed

Source: NIST National Vulnerability Database (record CVE-2021-26703), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.