CVE & CISA-KEV Catalog

CVE-2025-61873

LOW
2.6
CVSS v3
NVD

Description

Best Practical Request Tracker (RT) before 4.4.9, 5.0.9, and 6.0.2 allows CSV Injection via ticket values when TSV export is used.

How to fix

Remediation Available
request-tracker4Debian
Fixed in:4.4.4+dfsg-2+deb11u5CVE-2025-61873
Fixed in:4.4.6+dfsg-1.1+deb12u3CVE-2025-61873

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredHigh
User InteractionRequired
ScopeChanged

Impact

ConfidentialityNone
IntegrityLow
AvailabilityNone

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

Exploit Intelligence

0.20%probability of exploitation in 30 days
10thpercentile

Low risk: more likely to be exploited than 10% of all known CVEs.

References

Other references1

Related Vulnerabilities

Other CWE-1236 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2021-33256High8.879%--
CVE-2018-11652Critical9.824%-Fix
CVE-2020-36962Critical9.811%--
CVE-2019-12765Critical9.810%--
CVE-2019-14749High8.89.6%-Fix
CVE-2020-9372High7.88.6%-Fix

Common questions

How do I fix CVE-2025-61873?

Upgrade request-tracker4 on debian 11 to 4.4.4+dfsg-2+deb11u5 or later.

Is CVE-2025-61873 being actively exploited?

Not that we know of. CVE-2025-61873 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.20% is the estimated probability that it will be exploited in the next 30 days. That is higher than 10% of all scored CVEs.

How severe is CVE-2025-61873?

CVE-2025-61873 has a CVSS v3 base score of 2.6, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2025-61873 affect?

Published advisories record a fix for request-tracker4 (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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CVE-2025-61873 severity badge

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-01-26.