Walk into almost any support queue and you will find these two words used as if they mean the same thing. A customer says something is "critical," an agent flips the priority to Urgent, and nobody has actually asked the question that matters: how badly is this broken, and given everything else on the queue, when should we fix it? Those are two different questions, and they deserve two different fields. Severity measures the damage. Priority decides the order of work. Collapse them into one and you get a queue where the loudest customer always wins and the genuinely catastrophic ticket sometimes waits behind a cosmetic one filed by someone more insistent.
Severity describes the problem; priority describes your response
Severity is a property of the issue itself, and it does not change based on who reported it or how busy you are. A total checkout outage is severity-critical whether one customer noticed it or a thousand did, whether it is Tuesday morning or Friday at five. Severity answers "what is the blast radius and how broken is it" — and crucially, you can often assess it objectively from the facts: is the core function down, degraded, or merely inconvenient?
Priority is a property of your response. It answers "relative to everything else in the queue right now, when do we work this?" Priority is allowed to consider things severity never does: how many customers are affected, whether a contractual SLA clock is running, whether a workaround exists, whether this is a VIP account. A high-severity bug with a clean workaround and one affected user might be lower priority this afternoon than a medium-severity issue blocking a paying customer's launch. Severity is a fact about the world; priority is a decision about your time.
Why keeping them separate actually matters
When the two are merged into a single field, two failure modes show up reliably. First, severity inflation: every customer learns that "critical" gets a faster response, so every ticket arrives marked critical, and the label stops carrying information. Second, lost engineering signal: your bug reports to the product team should be sorted by severity, because that is what tells them what is most broken — but if the only field you captured was a priority shaped by who complained loudest, the engineering team inherits a triage that reflects queue politics instead of actual breakage.
Keeping the fields separate fixes both. Severity stays anchored to the issue, so it remains a clean signal you can hand to engineering and trust in a postmortem. Priority absorbs all the situational judgment — the staffing, the SLAs, the account tier — so the messy real-world tradeoffs live in one honest place instead of contaminating your defect data.
Deriving priority from severity (plus context)
The cleanest setups treat severity as one input to priority rather than a synonym for it. Assess severity first and objectively. Then layer the context that turns severity into priority: how many customers, which accounts, what the prioritization matrix says about impact times urgency, and which response and resolution targets apply. The same severity-2 bug can land at three different priorities depending on whether it hit one trial user, a hundred customers, or a single account whose renewal is next week.
A practical rule: a ticket's severity should almost never change after triage — the facts of the breakage are what they are. Its priority can and should be revisited as context shifts: a new SLA breach approaches, more customers report the same thing, or a workaround is found. If you see agents constantly re-grading severity, that is usually a sign they are really adjusting priority and only have one field to do it in.
Making it work in the tool
Two distinct fields only help if the tool supports both and your routing rules can read them. In Hitt Hosting Desk you set a ticket's priority explicitly and let automation rules bump it from context — VIP sender, SLA-at-risk, a flood of duplicates on the same linked incident — while severity stays a clean attribute you report on and hand to your product team. Plans start at 7.99 dollars per seat; see features and pricing for how priority, SLA clocks, and automation fit together.
The honest test
You have the distinction right when two questions have two different answers on the same ticket: "how broken is this?" and "when are we fixing it?" If those always collapse to the same answer, you are running one field wearing two names — and somewhere in your queue a cosmetic issue marked Urgent is quietly outranking something that genuinely deserves the front of the line. Separate the fact from the decision, and both your customers and your engineers get a truer signal.