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CVE-2022-34306IBM CICS TX Standard and Advanced 11.1 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers.…
- 5.4MediumCVSS base score
- 0.75%Exploitation in 30 daysEPSS · top 44% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
IBM CICS TX Standard and Advanced 11.1 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 229435.
Timeline
ID reserved
By ibm
- 16 days later
· 16 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ibmCNA (assigner) | 3.0 | Medium5.4 | CVSS:3.0/AC:L/C:L/I:L/A:N/UI:N/PR:L/S:U/AV:N/RC:C/RL:O/E:U |
| NVDNVD · Modified | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.75% · top 44% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.
Affected products
- affected 11.1
- affected 11.1
References
References3
- https://www.ibm.com/support/pages/node/6601663 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.ibm.com/support/pages/node/6601659 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ibm-cics-cve202234306-html-injection (229435) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2022-37262 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2022-34306)Record last updated .