CRLF injection vulnerability in Mantis 1.0.0rc3 and earlier allows remote attackers to…
Priority LOW 27Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
CRLF injection vulnerability in Mantis 1.0.0rc3 and earlier allows remote attackers to modify HTTP headers and conduct HTTP response splitting attacks via (1) the return parameter in login_cookie_test.php and (2) ref parameter in login_select_proj_page.php.
Why it matters now
EPSS 0.0217 82nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mantis:mantis:1.0.0_rc1:*:*:*:*:*:*:* | 1.0.0_rc1 | Running on | mantis |
| cpe:2.3:a:mantis:mantis:1.0.0_rc2:*:*:*:*:*:*:* | 1.0.0_rc2 | Running on | mantis |
| cpe:2.3:a:mantis:mantis:1.0.0_rc3:*:*:*:*:*:*:* | 1.0.0_rc3 | Running on | mantis |
| cpe:2.3:a:mantis:mantis:1.0.0a1:*:*:*:*:*:*:* | 1.0.0a1 | Running on | mantis |
| cpe:2.3:a:mantis:mantis:1.0.0a2:*:*:*:*:*:*:* | 1.0.0a2 | Running on | mantis |
| cpe:2.3:a:mantis:mantis:1.0.0a3:*:*:*:*:*:*:* | 1.0.0a3 | Running on | mantis |
- cpe:2.3:a:mantis:mantis:1.0.0_rc1:*:*:*:*:*:*:* Versions 1.0.0_rc1 Running on ·mantis
- cpe:2.3:a:mantis:mantis:1.0.0_rc2:*:*:*:*:*:*:* Versions 1.0.0_rc2 Running on ·mantis
- cpe:2.3:a:mantis:mantis:1.0.0_rc3:*:*:*:*:*:*:* Versions 1.0.0_rc3 Running on ·mantis
- cpe:2.3:a:mantis:mantis:1.0.0a1:*:*:*:*:*:*:* Versions 1.0.0a1 Running on ·mantis
- cpe:2.3:a:mantis:mantis:1.0.0a2:*:*:*:*:*:*:* Versions 1.0.0a2 Running on ·mantis
- cpe:2.3:a:mantis:mantis:1.0.0a3:*:*:*:*:*:*:* Versions 1.0.0a3 Running on ·mantis
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-4521
- 2026-10-03 Alias added: GHSA-r5mj-2hhf-f733
References
Sources
- CVE-2005-4521 · CVE Program
- CVE-2005-4521 · NVD
- FIRST EPSS
- GHSA-r5mj-2hhf-f733 · GitHub Advisory Database · CC BY 4.0
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